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108931322 = 2113481997
BaseRepresentation
bin1100111111000…
…10100011111010
321120222021200102
412133202203322
5210341300242
614450435402
72461621013
oct637424372
9246867612
10108931322
1156541795
1230592b62
131974cb06
141067800a
15986ae32
hex67e28fa

108931322 has 8 divisors (see below), whose sum is σ = 164843316. Its totient is φ = 53983552.

The previous prime is 108931321. The next prime is 108931343. The reversal of 108931322 is 223139801.

It can be written as a sum of positive squares in 2 ways, for example, as 108764041 + 167281 = 10429^2 + 409^2 .

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

It is not an unprimeable number, because it can be changed into a prime (108931321) 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, 240773 + ... + 241224.

Almost surely, 2108931322 is an apocalyptic number.

108931322 is a deficient number, since it is larger than the sum of its proper divisors (55911994).

108931322 is a wasteful number, since it uses less digits than its factorization.

108931322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482112.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 108931322 is about 10437.0169109760. The cubic root of 108931322 is about 477.5852713590.

The spelling of 108931322 in words is "one hundred eight million, nine hundred thirty-one thousand, three hundred twenty-two".

Divisors: 1 2 113 226 481997 963994 54465661 108931322