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86976253 = 7132573719
BaseRepresentation
bin1010010111100…
…10011011111101
320001122211222201
411023302123331
5134231220003
612344111501
72104200040
oct513623375
9201584881
1086976253
1145106601
1225165591
1315033850
14b7a0c57
157980b1d
hex52f26fd

86976253 has 16 divisors (see below), whose sum is σ = 107493120. Its totient is φ = 68530176.

The previous prime is 86976247. The next prime is 86976257. The reversal of 86976253 is 35267968.

It is not a de Polignac number, because 86976253 - 213 = 86968061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86976257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21528 + ... + 25246.

It is an arithmetic number, because the mean of its divisors is an integer number (6718320).

Almost surely, 286976253 is an apocalyptic number.

It is an amenable number.

86976253 is a deficient number, since it is larger than the sum of its proper divisors (20516867).

86976253 is a wasteful number, since it uses less digits than its factorization.

86976253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3996.

The product of its digits is 544320, while the sum is 46.

The square root of 86976253 is about 9326.1059933930. The cubic root of 86976253 is about 443.0644427582.

The spelling of 86976253 in words is "eighty-six million, nine hundred seventy-six thousand, two hundred fifty-three".

Divisors: 1 7 13 91 257 1799 3341 3719 23387 26033 48347 338429 955783 6690481 12425179 86976253