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90700 = 2252907
BaseRepresentation
bin10110001001001100
311121102021
4112021030
510400300
61535524
7525301
oct261114
9147367
1090700
1162165
12445a4
133238c
14250a8
151bd1a
hex1624c

90700 has 18 divisors (see below), whose sum is σ = 197036. Its totient is φ = 36240.

The previous prime is 90697. The next prime is 90703. The reversal of 90700 is 709.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (90697) and next prime (90703).

It is not an unprimeable number, because it can be changed into a prime (90703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 354 + ... + 553.

290700 is an apocalyptic number.

It is an amenable number.

90700 is an abundant number, since it is smaller than the sum of its proper divisors (106336).

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

90700 is a wasteful number, since it uses less digits than its factorization.

90700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921 (or 914 counting only the distinct ones).

The product of its (nonzero) digits is 63, while the sum is 16.

The square root of 90700 is about 301.1644069275. The cubic root of 90700 is about 44.9299321087.

The spelling of 90700 in words is "ninety thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 907 1814 3628 4535 9070 18140 22675 45350 90700