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8100086 = 213929137
BaseRepresentation
bin11110111001100011110110
3120020112020012
4132321203312
54033200321
6445340222
7125564261
oct36714366
916215205
108100086
114632795
122867672
1318a7b67
14110bcd8
15aa005b
hex7b98f6

8100086 has 8 divisors (see below), whose sum is σ = 12237960. Its totient is φ = 4020768.

The previous prime is 8100073. The next prime is 8100091. The reversal of 8100086 is 6800018.

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

It is a super-2 number, since 2×81000862 = 131222786414792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14291 + ... + 14846.

It is an arithmetic number, because the mean of its divisors is an integer number (1529745).

Almost surely, 28100086 is an apocalyptic number.

8100086 is a deficient number, since it is larger than the sum of its proper divisors (4137874).

8100086 is a wasteful number, since it uses less digits than its factorization.

8100086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29278.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 8100086 is about 2846.0650027714. The cubic root of 8100086 is about 200.8305957781.

The spelling of 8100086 in words is "eight million, one hundred thousand, eighty-six".

Divisors: 1 2 139 278 29137 58274 4050043 8100086