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6454570056 = 2331124449129
BaseRepresentation
bin1100000001011100…
…01110110001001000
3121122211102010120020
412000232032301020
5101204332220211
62544251500440
7315643640334
oct60056166110
917584363506
106454570056
112812489020
121301757720
137bb30592c
1445333a7c4
1527b9ca306
hex180b8ec48

6454570056 has 32 divisors (see below), whose sum is σ = 17603373600. Its totient is φ = 1955930240.

The previous prime is 6454570021. The next prime is 6454570061. The reversal of 6454570056 is 6500754546.

It is a super-2 number, since 2×64545700562 = 83322949215623686272, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12224301 + ... + 12224828.

It is an arithmetic number, because the mean of its divisors is an integer number (550105425).

Almost surely, 26454570056 is an apocalyptic number.

6454570056 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

6454570056 is an abundant number, since it is smaller than the sum of its proper divisors (11148803544).

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

6454570056 is a wasteful number, since it uses less digits than its factorization.

6454570056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24449149 (or 24449145 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 42.

The square root of 6454570056 is about 80340.3389089192. The cubic root of 6454570056 is about 1861.8975178215.

The spelling of 6454570056 in words is "six billion, four hundred fifty-four million, five hundred seventy thousand, fifty-six".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 24449129 48898258 73347387 97796516 146694774 195593032 268940419 293389548 537880838 586779096 806821257 1075761676 1613642514 2151523352 3227285028 6454570056