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31150341324152 = 23109239701321313
BaseRepresentation
bin1110001010100110000010…
…00001110111110101111000
311002021221110211211202112222
413011103001001313311320
513040331344334333102
6150130134054023212
76363352332330521
oct705230101676570
9132257424752488
1031150341324152
119a1a870653a76
1235b118a347b08
13144c6068c349b
14799982633848
1539045a092aa2
hex1c54c1077d78

31150341324152 has 64 divisors (see below), whose sum is σ = 59200572816000. Its totient is φ = 15364796719104.

The previous prime is 31150341324073. The next prime is 31150341324169. The reversal of 31150341324152 is 25142314305113.

It is a super-2 number, since 2×311503413241522 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1461554648 + ... + 1461575960.

It is an arithmetic number, because the mean of its divisors is an integer number (925008950250).

Almost surely, 231150341324152 is an apocalyptic number.

It is an amenable number.

31150341324152 is a deficient number, since it is larger than the sum of its proper divisors (28050231491848).

31150341324152 is a wasteful number, since it uses less digits than its factorization.

31150341324152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28680 (or 28676 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 31150341324152 its reverse (25142314305113), we get a palindrome (56292655629265).

The spelling of 31150341324152 in words is "thirty-one trillion, one hundred fifty billion, three hundred forty-one million, three hundred twenty-four thousand, one hundred fifty-two".

Divisors: 1 2 4 8 109 218 239 436 478 872 956 1912 7013 14026 21313 26051 28052 42626 52102 56104 85252 104204 170504 208408 764417 1528834 1676107 2323117 3057668 3352214 4646234 5093807 6115336 6704428 9292468 10187614 13408856 18584936 20375228 40750456 149468069 182695663 298936138 365391326 555224963 597872276 730782652 1110449926 1195744552 1461565304 2220899852 4441799704 16292019521 32584039042 35722868491 65168078084 71445736982 130336156168 142891473964 285782947928 3893792665519 7787585331038 15575170662076 31150341324152