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55361831324 = 221910316742349
BaseRepresentation
bin110011100011110100…
…101000000110011100
312021220021001102110012
4303203310220012130
51401340112100244
641233300102352
73666626542022
oct634364500634
9167807042405
1055361831324
112152a346308
12a8906949b8
1352b3867a97
14297289c712
15169047089e
hexce3d2819c

55361831324 has 48 divisors (see below), whose sum is σ = 103591488000. Its totient is φ = 25813308096.

The previous prime is 55361831279. The next prime is 55361831341. The reversal of 55361831324 is 42313816355.

It is a super-4 number, since 4×553618313244 (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1286102 + ... + 1328450.

It is an arithmetic number, because the mean of its divisors is an integer number (2158156000).

Almost surely, 255361831324 is an apocalyptic number.

It is an amenable number.

55361831324 is a deficient number, since it is larger than the sum of its proper divisors (48229656676).

55361831324 is a wasteful number, since it uses less digits than its factorization.

55361831324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42642 (or 42640 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

The spelling of 55361831324 in words is "fifty-five billion, three hundred sixty-one million, eight hundred thirty-one thousand, three hundred twenty-four".

Divisors: 1 2 4 19 38 76 103 167 206 334 412 668 1957 3173 3914 6346 7828 12692 17201 34402 42349 68804 84698 169396 326819 653638 804631 1307276 1609262 3218524 4361947 7072283 8723894 14144566 17447788 28289132 82876993 134373377 165753986 268746754 331507972 537493508 728445149 1456890298 2913780596 13840457831 27680915662 55361831324