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109620460 = 2255481023
BaseRepresentation
bin1101000100010…
…10110011101100
321122021022000001
412202022303230
5211030323320
614513314044
72500521115
oct642126354
9248238001
10109620460
1156972524
1230865924
13199316a1
14107b720c
15995520a
hex688acec

109620460 has 12 divisors (see below), whose sum is σ = 230203008. Its totient is φ = 43848176.

The previous prime is 109620449. The next prime is 109620463. The reversal of 109620460 is 64026901.

It is a super-2 number, since 2×1096204602 = 24033290501223200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (109620463) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2740492 + ... + 2740531.

It is an arithmetic number, because the mean of its divisors is an integer number (19183584).

Almost surely, 2109620460 is an apocalyptic number.

109620460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109620460 is an abundant number, since it is smaller than the sum of its proper divisors (120582548).

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

109620460 is a wasteful number, since it uses less digits than its factorization.

109620460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5481032 (or 5481030 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 109620460 is about 10469.9789875625. The cubic root of 109620460 is about 478.5902793283.

The spelling of 109620460 in words is "one hundred nine million, six hundred twenty thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 5481023 10962046 21924092 27405115 54810230 109620460