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86755313 = 247335081
BaseRepresentation
bin1010010101111…
…00011111110001
320001020121220202
411022330133301
5134202132223
612335244545
72102256641
oct512743761
9201217822
1086755313
1144a75607
1225079755
1314c87108
14b744521
15793a428
hex52bc7f1

86755313 has 4 divisors (see below), whose sum is σ = 86792868. Its totient is φ = 86717760.

The previous prime is 86755271. The next prime is 86755363. The reversal of 86755313 is 31355768.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 70174129 + 16581184 = 8377^2 + 4072^2 .

It is a cyclic number.

It is not a de Polignac number, because 86755313 - 222 = 82561009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86755363) 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, 15068 + ... + 20013.

It is an arithmetic number, because the mean of its divisors is an integer number (21698217).

Almost surely, 286755313 is an apocalyptic number.

It is an amenable number.

86755313 is a deficient number, since it is larger than the sum of its proper divisors (37555).

86755313 is a wasteful number, since it uses less digits than its factorization.

86755313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37554.

The product of its digits is 75600, while the sum is 38.

The square root of 86755313 is about 9314.2532175156. The cubic root of 86755313 is about 442.6889622481.

The spelling of 86755313 in words is "eighty-six million, seven hundred fifty-five thousand, three hundred thirteen".

Divisors: 1 2473 35081 86755313