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122113960 = 2353198479
BaseRepresentation
bin1110100011101…
…00111110101000
322111210000212021
413101310332220
5222230121320
620041154224
73011644243
oct721647650
9274700767
10122113960
1162a26031
1234a8b974
131c3b71a7
141230a25a
15aac1daa
hex7474fa8

122113960 has 32 divisors (see below), whose sum is σ = 283622400. Its totient is φ = 47269440.

The previous prime is 122113951. The next prime is 122113967. The reversal of 122113960 is 69311221.

It is not an unprimeable number, because it can be changed into a prime (122113967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48000 + ... + 50479.

It is an arithmetic number, because the mean of its divisors is an integer number (8863200).

Almost surely, 2122113960 is an apocalyptic number.

122113960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122113960 is an abundant number, since it is smaller than the sum of its proper divisors (161508440).

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

122113960 is a wasteful number, since it uses less digits than its factorization.

122113960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98521 (or 98517 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 122113960 is about 11050.5185398695. The cubic root of 122113960 is about 496.1219458226.

The spelling of 122113960 in words is "one hundred twenty-two million, one hundred thirteen thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 1240 98479 196958 393916 492395 787832 984790 1969580 3052849 3939160 6105698 12211396 15264245 24422792 30528490 61056980 122113960