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55258113152 = 271160116529
BaseRepresentation
bin110011011101101000…
…111110010010000000
312021122000212222212102
4303131220332102000
51401132034110102
641215113045532
73664230132464
oct633550762200
9167560788772
1055258113152
1121486845310
12a8619b68a8
135298221a98
142962bc04a4
1516862d4402
hexcdda3e480

55258113152 has 64 divisors (see below), whose sum is σ = 120130581600. Its totient is φ = 25109299200.

The previous prime is 55258113143. The next prime is 55258113167. The reversal of 55258113152 is 25131185255.

It is a tau number, because it is divible by the number of its divisors (64).

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 7 ways as a sum of consecutive naturals, for example, 8460224 + ... + 8466752.

Almost surely, 255258113152 is an apocalyptic number.

It is an amenable number.

55258113152 is an abundant number, since it is smaller than the sum of its proper divisors (64872468448).

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

55258113152 is a wasteful number, since it uses less digits than its factorization.

55258113152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12565 (or 12553 counting only the distinct ones).

The product of its digits is 60000, while the sum is 38.

The spelling of 55258113152 in words is "fifty-five billion, two hundred fifty-eight million, one hundred thirteen thousand, one hundred fifty-two".

Divisors: 1 2 4 8 11 16 22 32 44 64 88 128 176 352 704 1408 6011 6529 12022 13058 24044 26116 48088 52232 66121 71819 96176 104464 132242 143638 192352 208928 264484 287276 384704 417856 528968 574552 769408 835712 1057936 1149104 2115872 2298208 4231744 4596416 8463488 9192832 39245819 78491638 156983276 313966552 431704009 627933104 863408018 1255866208 1726816036 2511732416 3453632072 5023464832 6907264144 13814528288 27629056576 55258113152