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122132260 = 22510315923
BaseRepresentation
bin1110100011110…
…01011100100100
322111210221222001
413101321130210
5222231213020
620041415044
73012051505
oct721713444
9274727861
10122132260
1162a38858
1234a9a484
131c3c2613
1412312bac
15aac750a
hex7479724

122132260 has 24 divisors (see below), whose sum is σ = 256769856. Its totient is φ = 48797280.

The previous prime is 122132251. The next prime is 122132327. The reversal of 122132260 is 62231221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17659 + ... + 23581.

It is an arithmetic number, because the mean of its divisors is an integer number (10698744).

Almost surely, 2122132260 is an apocalyptic number.

122132260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122132260 is an abundant number, since it is smaller than the sum of its proper divisors (134637596).

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

122132260 is a wasteful number, since it uses less digits than its factorization.

122132260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6963 (or 6961 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 122132260 is about 11051.3465242929. The cubic root of 122132260 is about 496.1467275323.

Adding to 122132260 its reverse (62231221), we get a palindrome (184363481).

The spelling of 122132260 in words is "one hundred twenty-two million, one hundred thirty-two thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 1031 2062 4124 5155 5923 10310 11846 20620 23692 29615 59230 118460 6106613 12213226 24426452 30533065 61066130 122132260