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86788282 = 2731311643
BaseRepresentation
bin1010010110001…
…00100010111010
320001022022010211
411023010202322
5134204211112
612340101334
72102455030
oct513044272
9201268124
1086788282
1144a98359
122509484a
1314c99119
14b752550
1579450a7
hex52c48ba

86788282 has 32 divisors (see below), whose sum is σ = 154312704. Its totient is φ = 35823600.

The previous prime is 86788279. The next prime is 86788291. The reversal of 86788282 is 28288768.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134653 + ... + 135295.

It is an arithmetic number, because the mean of its divisors is an integer number (4822272).

Almost surely, 286788282 is an apocalyptic number.

86788282 is a deficient number, since it is larger than the sum of its proper divisors (67524422).

86788282 is a wasteful number, since it uses less digits than its factorization.

86788282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994.

The product of its digits is 688128, while the sum is 49.

The square root of 86788282 is about 9316.0228638620. The cubic root of 86788282 is about 442.7450324509.

The spelling of 86788282 in words is "eighty-six million, seven hundred eighty-eight thousand, two hundred eighty-two".

Divisors: 1 2 7 14 31 62 217 311 434 622 643 1286 2177 4354 4501 9002 9641 19282 19933 39866 67487 134974 139531 199973 279062 399946 1399811 2799622 6199163 12398326 43394141 86788282