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122630566413 = 3311318608241
BaseRepresentation
bin111001000110101011…
…0011111001000001101
3102201112100001020020010
41302031112133020031
54002121411111123
6132200302343433
711600620421145
oct1621526371015
9381470036203
10122630566413
1148009837653
121b92488ab79
13b7441a0044
145d14863925
1532cadc2993
hex1c8d59f20d

122630566413 has 8 divisors (see below), whose sum is σ = 168781854976. Its totient is φ = 79116494400.

The previous prime is 122630566379. The next prime is 122630566501. The reversal of 122630566413 is 314665036221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122630566413 - 29 = 122630565901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122630566913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659304028 + ... + 659304213.

It is an arithmetic number, because the mean of its divisors is an integer number (21097731872).

Almost surely, 2122630566413 is an apocalyptic number.

It is an amenable number.

122630566413 is a deficient number, since it is larger than the sum of its proper divisors (46151288563).

122630566413 is a wasteful number, since it uses less digits than its factorization.

122630566413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318608275.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 122630566413 in words is "one hundred twenty-two billion, six hundred thirty million, five hundred sixty-six thousand, four hundred thirteen".

Divisors: 1 3 31 93 1318608241 3955824723 40876855471 122630566413