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86372196 = 2237197683
BaseRepresentation
bin1010010010111…
…10111101100100
320000112011101020
411021132331210
5134102402241
612323131140
72066102661
oct511367544
9200464336
1086372196
1144833789
1224b13ab0
1314b81911
14b684a68
1578b1b66
hex525ef64

86372196 has 12 divisors (see below), whose sum is σ = 201535152. Its totient is φ = 28790728.

The previous prime is 86372131. The next prime is 86372197. The reversal of 86372196 is 69127368.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (86372197) 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, 3598830 + ... + 3598853.

It is an arithmetic number, because the mean of its divisors is an integer number (16794596).

Almost surely, 286372196 is an apocalyptic number.

It is an amenable number.

86372196 is an abundant number, since it is smaller than the sum of its proper divisors (115162956).

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

86372196 is a wasteful number, since it uses less digits than its factorization.

86372196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7197690 (or 7197688 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 86372196 is about 9293.6642934851. The cubic root of 86372196 is about 442.0363530770.

It can be divided in two parts, 86372 and 196, that added together give a palindrome (86568).

The spelling of 86372196 in words is "eighty-six million, three hundred seventy-two thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 12 7197683 14395366 21593049 28790732 43186098 86372196