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86768214 = 23131112413
BaseRepresentation
bin1010010101111…
…11101001010110
320001021021121120
411022333221112
5134203040324
612335424410
72102342361
oct512775126
9201237546
1086768214
1144a84275
1225085106
1314c8cc50
14b7490d8
15793e179
hex52bfa56

86768214 has 16 divisors (see below), whose sum is σ = 186885552. Its totient is φ = 26697888.

The previous prime is 86768183. The next prime is 86768239. The reversal of 86768214 is 41286768.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556129 + ... + 556284.

It is an arithmetic number, because the mean of its divisors is an integer number (11680347).

Almost surely, 286768214 is an apocalyptic number.

86768214 is an abundant number, since it is smaller than the sum of its proper divisors (100117338).

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

86768214 is a wasteful number, since it uses less digits than its factorization.

86768214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112431.

The product of its digits is 129024, while the sum is 42.

The square root of 86768214 is about 9314.9457325311. The cubic root of 86768214 is about 442.7109046016.

The spelling of 86768214 in words is "eighty-six million, seven hundred sixty-eight thousand, two hundred fourteen".

Divisors: 1 2 3 6 13 26 39 78 1112413 2224826 3337239 6674478 14461369 28922738 43384107 86768214