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86301681 = 3231250749
BaseRepresentation
bin1010010010011…
…01101111110001
320000101120122120
411021031233301
5134043123211
612321424453
72065360254
oct511155761
9200346576
1086301681
1144795804
1224a9b129
1314b587ab
14b66709b
15789ad06
hex524dbf1

86301681 has 8 divisors (see below), whose sum is σ = 120072000. Its totient is φ = 55032912.

The previous prime is 86301671. The next prime is 86301689. The reversal of 86301681 is 18610368.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86301681 - 26 = 86301617 is a prime.

It is a super-2 number, since 2×863016812 = 14895960286851522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86301689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 625306 + ... + 625443.

It is an arithmetic number, because the mean of its divisors is an integer number (15009000).

Almost surely, 286301681 is an apocalyptic number.

It is an amenable number.

86301681 is a deficient number, since it is larger than the sum of its proper divisors (33770319).

86301681 is a wasteful number, since it uses less digits than its factorization.

86301681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250775.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 86301681 is about 9289.8698053310. The cubic root of 86301681 is about 441.9160262385.

The spelling of 86301681 in words is "eighty-six million, three hundred one thousand, six hundred eighty-one".

Divisors: 1 3 23 69 1250749 3752247 28767227 86301681