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108400814 = 21922912457
BaseRepresentation
bin1100111011000…
…01000010101110
321112222022221222
412131201002232
5210222311224
614431223342
72454251234
oct635410256
9245868858
10108400814
115620a155
1230377b52
13195c54c2
141057a954
1597b3b5e
hex67610ae

108400814 has 16 divisors (see below), whose sum is σ = 171920400. Its totient is φ = 51119424.

The previous prime is 108400793. The next prime is 108400829. The reversal of 108400814 is 418004801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2474 + ... + 14930.

It is an arithmetic number, because the mean of its divisors is an integer number (10745025).

Almost surely, 2108400814 is an apocalyptic number.

108400814 is a deficient number, since it is larger than the sum of its proper divisors (63519586).

108400814 is a wasteful number, since it uses less digits than its factorization.

108400814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12707.

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 108400814 is about 10411.5711590518. The cubic root of 108400814 is about 476.8087110429.

The spelling of 108400814 in words is "one hundred eight million, four hundred thousand, eight hundred fourteen".

Divisors: 1 2 19 38 229 458 4351 8702 12457 24914 236683 473366 2852653 5705306 54200407 108400814