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122933012 = 2247653899
BaseRepresentation
bin1110101001111…
…00111100010100
322120022122101112
413110330330110
5222432324022
620110514152
73021625166
oct724747424
9276278345
10122933012
1163435434
1235205958
131c612c37
1412480936
15abd48e2
hex753cf14

122933012 has 12 divisors (see below), whose sum is σ = 219710400. Its totient is φ = 60158616.

The previous prime is 122933009. The next prime is 122933017. The reversal of 122933012 is 210339221.

It is a super-2 number, since 2×1229330122 = 30225050878784288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122933017) 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, 326762 + ... + 327137.

It is an arithmetic number, because the mean of its divisors is an integer number (18309200).

Almost surely, 2122933012 is an apocalyptic number.

It is an amenable number.

122933012 is a deficient number, since it is larger than the sum of its proper divisors (96777388).

122933012 is a wasteful number, since it uses less digits than its factorization.

122933012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653950 (or 653948 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 122933012 is about 11087.5160428294. The cubic root of 122933012 is about 497.2286839942.

The spelling of 122933012 in words is "one hundred twenty-two million, nine hundred thirty-three thousand, twelve".

Divisors: 1 2 4 47 94 188 653899 1307798 2615596 30733253 61466506 122933012