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66882702 = 2311879391
BaseRepresentation
bin1111111100100…
…0110010001110
311122211222211010
43333020302032
5114110221302
610345310050
71441331205
oct377106216
9148758733
1066882702
1134831a67
121a495326
1310b19983
148c5023c
155d1216c
hex3fc8c8e

66882702 has 16 divisors (see below), whose sum is σ = 133892352. Its totient is φ = 22273080.

The previous prime is 66882677. The next prime is 66882707. The reversal of 66882702 is 20728866.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66882707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2427 + ... + 11817.

It is an arithmetic number, because the mean of its divisors is an integer number (8368272).

Almost surely, 266882702 is an apocalyptic number.

66882702 is an abundant number, since it is smaller than the sum of its proper divisors (67009650).

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

66882702 is a wasteful number, since it uses less digits than its factorization.

66882702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10583.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 66882702 is about 8178.1845173608. The cubic root of 66882702 is about 405.9176509599.

The spelling of 66882702 in words is "sixty-six million, eight hundred eighty-two thousand, seven hundred two".

Divisors: 1 2 3 6 1187 2374 3561 7122 9391 18782 28173 56346 11147117 22294234 33441351 66882702