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122530232 = 23112116599
BaseRepresentation
bin1110100110110…
…10100110111000
322112120011212202
413103122212320
5222331431412
620054125332
73015326666
oct723324670
9275504782
10122530232
116318a860
1235050848
131c5017c6
14123b7c36
15ab553c2
hex74da9b8

122530232 has 32 divisors (see below), whose sum is σ = 251856000. Its totient is φ = 55423200.

The previous prime is 122530229. The next prime is 122530241. The reversal of 122530232 is 232035221.

It is a congruent number.

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, 15269 + ... + 21867.

It is an arithmetic number, because the mean of its divisors is an integer number (7870500).

Almost surely, 2122530232 is an apocalyptic number.

It is an amenable number.

122530232 is an abundant number, since it is smaller than the sum of its proper divisors (129325768).

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

122530232 is a wasteful number, since it uses less digits than its factorization.

122530232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6827 (or 6823 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 122530232 is about 11069.3374688822. The cubic root of 122530232 is about 496.6850467401.

Adding to 122530232 its reverse (232035221), we get a palindrome (354565453).

The spelling of 122530232 in words is "one hundred twenty-two million, five hundred thirty thousand, two hundred thirty-two".

Divisors: 1 2 4 8 11 22 44 88 211 422 844 1688 2321 4642 6599 9284 13198 18568 26396 52792 72589 145178 290356 580712 1392389 2784778 5569556 11139112 15316279 30632558 61265116 122530232