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5131311201552 = 2431923317891217
BaseRepresentation
bin100101010101011100111…
…1110110011110100010000
3200011112210220022022102110
41022222321332303310100
51133032411131422202
614525143011145320
71036503450362424
oct112527176636420
920145726268373
105131311201552
1116a91a4444838
126aa5958a5240
132b2b5a7c64b3
1413a4dd04ab84
158d72573926c
hex4aab9fb3d10

5131311201552 has 160 divisors (see below), whose sum is σ = 15029929451520. Its totient is φ = 1499962337280.

The previous prime is 5131311201479. The next prime is 5131311201581. The reversal of 5131311201552 is 2551021131315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3295353 + ... + 4595864.

It is an arithmetic number, because the mean of its divisors is an integer number (93937059072).

Almost surely, 25131311201552 is an apocalyptic number.

It is an amenable number.

5131311201552 is an abundant number, since it is smaller than the sum of its proper divisors (9898618249968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5131311201552 is a wasteful number, since it uses less digits than its factorization.

5131311201552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7891301 (or 7891295 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

Adding to 5131311201552 its reverse (2551021131315), we get a palindrome (7682332332867).

The spelling of 5131311201552 in words is "five trillion, one hundred thirty-one billion, three hundred eleven million, two hundred one thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 19 23 24 31 38 46 48 57 62 69 76 92 93 114 124 138 152 184 186 228 248 276 304 368 372 437 456 496 552 589 713 744 874 912 1104 1178 1311 1426 1488 1748 1767 2139 2356 2622 2852 3496 3534 4278 4712 5244 5704 6992 7068 8556 9424 10488 11408 13547 14136 17112 20976 27094 28272 34224 40641 54188 81282 108376 162564 216752 325128 650256 7891217 15782434 23673651 31564868 47347302 63129736 94694604 126259472 149933123 181497991 189389208 244627727 299866246 362995982 378778416 449799369 489255454 544493973 599732492 725991964 733883181 899598738 978510908 1088987946 1199464984 1451983928 1467766362 1799197476 1957021816 2177975892 2398929968 2903967856 2935532724 3448461829 3598394952 3914043632 4355951784 4647926813 5626437721 5871065448 6896923658 7196789904 8711903568 9295853626 10345385487 11252875442 11742130896 13793847316 13943780439 16879313163 18591707252 20690770974 22505750884 27587694632 27887560878 33758626326 37183414504 41381541948 45011501768 55175389264 55775121756 67517252652 74366829008 82763083896 90023003536 106902316699 111550243512 135034505304 165526167792 213804633398 223100487024 270069010608 320706950097 427609266796 641413900194 855218533592 1282827800388 1710437067184 2565655600776 5131311201552