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86072276 = 22199108131
BaseRepresentation
bin1010010000101…
…01101111010100
312222221220222002
411020111233110
5134013303101
612312454432
72063413403
oct510255724
9188856862
1086072276
1144649414
12249aa418
1314aa8254
14b60763a
157852d6b
hex5215bd4

86072276 has 12 divisors (see below), whose sum is σ = 151384800. Its totient is φ = 42819480.

The previous prime is 86072269. The next prime is 86072291. The reversal of 86072276 is 67227068.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53270 + ... + 54861.

It is an arithmetic number, because the mean of its divisors is an integer number (12615400).

Almost surely, 286072276 is an apocalyptic number.

It is an amenable number.

86072276 is a deficient number, since it is larger than the sum of its proper divisors (65312524).

86072276 is a wasteful number, since it uses less digits than its factorization.

86072276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108334 (or 108332 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 86072276 is about 9277.5145378490. The cubic root of 86072276 is about 441.5241153498.

The spelling of 86072276 in words is "eighty-six million, seventy-two thousand, two hundred seventy-six".

Divisors: 1 2 4 199 398 796 108131 216262 432524 21518069 43036138 86072276