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122064620 = 22567711283
BaseRepresentation
bin1110100011010…
…00111011101100
322111200112011212
413101220323230
5222222031440
620040133552
73011350346
oct721507354
9274615155
10122064620
11629a1a57
1234a672b8
131c39a8b2
14122d6296
15aab2465
hex7468eec

122064620 has 48 divisors (see below), whose sum is σ = 264031488. Its totient is φ = 47382720.

The previous prime is 122064619. The next prime is 122064629. The reversal of 122064620 is 26460221.

It is not an unprimeable number, because it can be changed into a prime (122064629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94499 + ... + 95781.

It is an arithmetic number, because the mean of its divisors is an integer number (5500656).

Almost surely, 2122064620 is an apocalyptic number.

122064620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122064620 is an abundant number, since it is smaller than the sum of its proper divisors (141966868).

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

122064620 is a wasteful number, since it uses less digits than its factorization.

122064620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430 (or 1428 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 122064620 is about 11048.2858398939. The cubic root of 122064620 is about 496.0551176608.

The spelling of 122064620 in words is "one hundred twenty-two million, sixty-four thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 67 71 134 142 268 284 335 355 670 710 1283 1340 1420 2566 4757 5132 6415 9514 12830 19028 23785 25660 47570 85961 91093 95140 171922 182186 343844 364372 429805 455465 859610 910930 1719220 1821860 6103231 12206462 24412924 30516155 61032310 122064620