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68152125354 = 23195771036093
BaseRepresentation
bin111111011110001011…
…101110011110101010
320111220122020200101220
4333132023232132222
52104033421002404
651150400322510
74631605336005
oct773613563652
9214818220356
1068152125354
11269a3109545
1211260013436
1365716646c1
14342743a53c
151b8d29c4d9
hexfde2ee7aa

68152125354 has 32 divisors (see below), whose sum is σ = 143726959680. Its totient is φ = 21484403712.

The previous prime is 68152125347. The next prime is 68152125359. The reversal of 68152125354 is 45352125186.

It is not an unprimeable number, because it can be changed into a prime (68152125359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 452269 + ... + 583824.

It is an arithmetic number, because the mean of its divisors is an integer number (4491467490).

Almost surely, 268152125354 is an apocalyptic number.

68152125354 is an abundant number, since it is smaller than the sum of its proper divisors (75574834326).

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

68152125354 is a wasteful number, since it uses less digits than its factorization.

68152125354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036694.

The product of its digits is 288000, while the sum is 42.

The spelling of 68152125354 in words is "sixty-eight billion, one hundred fifty-two million, one hundred twenty-five thousand, three hundred fifty-four".

Divisors: 1 2 3 6 19 38 57 114 577 1154 1731 3462 10963 21926 32889 65778 1036093 2072186 3108279 6216558 19685767 39371534 59057301 118114602 597825661 1195651322 1793476983 3586953966 11358687559 22717375118 34076062677 68152125354