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68600488461 = 3277331461541
BaseRepresentation
bin111111111000111010…
…000110001000001101
320120001212220212221220
4333320322012020031
52110443211112321
651303054313553
74645661350041
oct777072061015
9216055825856
1068600488461
112710320736a
12113661b88b9
13661350a30b
14346abd0021
151bb78159c6
hexff8e8620d

68600488461 has 32 divisors (see below), whose sum is σ = 92445150336. Its totient is φ = 45248544000.

The previous prime is 68600488441. The next prime is 68600488477. The reversal of 68600488461 is 16488400686.

It is not a de Polignac number, because 68600488461 - 210 = 68600487437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68600488421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126802851 + ... + 126803391.

It is an arithmetic number, because the mean of its divisors is an integer number (2888910948).

Almost surely, 268600488461 is an apocalyptic number.

It is an amenable number.

68600488461 is a deficient number, since it is larger than the sum of its proper divisors (23844661875).

68600488461 is a wasteful number, since it uses less digits than its factorization.

68600488461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613.

The product of its (nonzero) digits is 1769472, while the sum is 51.

The spelling of 68600488461 in words is "sixty-eight billion, six hundred million, four hundred eighty-eight thousand, four hundred sixty-one".