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68024551516 = 2219498725571
BaseRepresentation
bin111111010110100101…
…000100100001011100
320111120202012020222221
4333112211010201130
52103303241122031
651130002115124
74625466101425
oct772645044134
9214522166887
1068024551516
11269380a4419
121122534baa4
1365510b831c
14341450c64c
151b81e9ca11
hexfd694485c

68024551516 has 12 divisors (see below), whose sum is σ = 119104057800. Its totient is φ = 33994820720.

The previous prime is 68024551499. The next prime is 68024551537. The reversal of 68024551516 is 61515542086.

68024551516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4354990 + ... + 4370581.

It is an arithmetic number, because the mean of its divisors is an integer number (9925338150).

Almost surely, 268024551516 is an apocalyptic number.

It is an amenable number.

68024551516 is a deficient number, since it is larger than the sum of its proper divisors (51079506284).

68024551516 is a wasteful number, since it uses less digits than its factorization.

68024551516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8727524 (or 8727522 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 43.

The spelling of 68024551516 in words is "sixty-eight billion, twenty-four million, five hundred fifty-one thousand, five hundred sixteen".

Divisors: 1 2 4 1949 3898 7796 8725571 17451142 34902284 17006137879 34012275758 68024551516