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30550105152 = 26347841879
BaseRepresentation
bin11100011100111011…
…011001110001000000
32220212002102010210000
4130130323121301000
51000031311331102
622011242440000
72131026415650
oct343473316100
986762363700
1030550105152
1111a57813196
125b07203000
132b5b3413c8
14169b524360
15bdc08d01c
hex71ced9c40

30550105152 has 140 divisors (see below), whose sum is σ = 103497359680. Its totient is φ = 8728591104.

The previous prime is 30550105133. The next prime is 30550105171. The reversal of 30550105152 is 25150105503.

30550105152 is a `hidden beast` number, since 3 + 0 + 5 + 501 + 0 + 5 + 152 = 666.

It is an interprime number because it is at equal distance from previous prime (30550105133) and next prime (30550105171).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 384652 + ... + 457227.

Almost surely, 230550105152 is an apocalyptic number.

30550105152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30550105152 is an abundant number, since it is smaller than the sum of its proper divisors (72947254528).

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

30550105152 is an equidigital number, since it uses as much as digits as its factorization.

30550105152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841910 (or 841891 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The spelling of 30550105152 in words is "thirty billion, five hundred fifty million, one hundred five thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 81 84 96 108 112 126 144 162 168 189 192 216 224 252 288 324 336 378 432 448 504 567 576 648 672 756 864 1008 1134 1296 1344 1512 1728 2016 2268 2592 3024 4032 4536 5184 6048 9072 12096 18144 36288 841879 1683758 2525637 3367516 5051274 5893153 6735032 7576911 10102548 11786306 13470064 15153822 17679459 20205096 22730733 23572612 26940128 30307644 35358918 40410192 45461466 47145224 53038377 53880256 60615288 68192199 70717836 80820384 90922932 94290448 106076754 121230576 136384398 141435672 159115131 161640768 181845864 188580896 212153508 242461152 272768796 282871344 318230262 363691728 377161792 424307016 477345393 484922304 545537592 565742688 636460524 727383456 848614032 954690786 1091075184 1131485376 1272921048 1454766912 1697228064 1909381572 2182150368 2545842096 3394456128 3818763144 4364300736 5091684192 7637526288 10183368384 15275052576 30550105152