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155426624552 = 2343896018447
BaseRepresentation
bin1001000011000000100…
…1100001010000101000
3112212011221121121022002
42100300021201100220
510021303203441202
6155222455550132
714141421340043
oct2206011412050
9485157547262
10155426624552
115aa09306531
122615808b348
131186c9120c4
147746387c5a
15409a208302
hex2430261428

155426624552 has 64 divisors (see below), whose sum is σ = 302090342400. Its totient is φ = 74919398400.

The previous prime is 155426624543. The next prime is 155426624579. The reversal of 155426624552 is 255426624551.

It is a junction number, because it is equal to n+sod(n) for n = 155426624497 and 155426624506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18395993 + ... + 18404439.

It is an arithmetic number, because the mean of its divisors is an integer number (4720161600).

Almost surely, 2155426624552 is an apocalyptic number.

It is an amenable number.

155426624552 is a deficient number, since it is larger than the sum of its proper divisors (146663717848).

155426624552 is a wasteful number, since it uses less digits than its factorization.

155426624552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9186 (or 9182 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 47.

Subtracting 155426624552 from its reverse (255426624551), we obtain a palindrome (99999999999).

The spelling of 155426624552 in words is "one hundred fifty-five billion, four hundred twenty-six million, six hundred twenty-four thousand, five hundred fifty-two".

Divisors: 1 2 4 8 43 86 89 172 178 344 356 601 712 1202 2404 3827 4808 7654 8447 15308 16894 25843 30616 33788 51686 53489 67576 103372 106978 206744 213956 363221 427912 726442 751783 1452884 1503566 2300027 2905768 3007132 4600054 5076647 6014264 9200108 10153294 18400216 20306588 32326669 40613176 64653338 129306676 218295821 258613352 436591642 451821583 873183284 903643166 1746366568 1807286332 3614572664 19428328069 38856656138 77713312276 155426624552