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68820102662 = 259583221209
BaseRepresentation
bin100000000010111111…
…1110110111000000110
320120122012011110000012
41000011333312320012
52111420421241122
651340541350222
74654266135503
oct1000577667006
9216565143005
1068820102662
1127206176803
1211407868372
136649b7124c
14348c03a4aa
151bcbc467e2
hex1005ff6e06

68820102662 has 8 divisors (see below), whose sum is σ = 104979817800. Its totient is φ = 33826830064.

The previous prime is 68820102587. The next prime is 68820102667. The reversal of 68820102662 is 26620102886.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68820102667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291610487 + ... + 291610722.

It is an arithmetic number, because the mean of its divisors is an integer number (13122477225).

Almost surely, 268820102662 is an apocalyptic number.

68820102662 is a deficient number, since it is larger than the sum of its proper divisors (36159715138).

68820102662 is a wasteful number, since it uses less digits than its factorization.

68820102662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583221270.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 68820102662 in words is "sixty-eight billion, eight hundred twenty million, one hundred two thousand, six hundred sixty-two".

Divisors: 1 2 59 118 583221209 1166442418 34410051331 68820102662