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122013195 = 3516574909
BaseRepresentation
bin1110100010111…
…00011000001011
322111120220122020
413101130120023
5222213410240
620035055523
73011044413
oct721343013
9274526566
10122013195
1162967357
1234a415a3
131c380375
14122c1643
15aaa20d0
hex745c60b

122013195 has 16 divisors (see below), whose sum is σ = 195378720. Its totient is φ = 65021184.

The previous prime is 122013173. The next prime is 122013211. The reversal of 122013195 is 591310221.

It is not a de Polignac number, because 122013195 - 25 = 122013163 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22401 + ... + 27309.

It is an arithmetic number, because the mean of its divisors is an integer number (12211170).

Almost surely, 2122013195 is an apocalyptic number.

122013195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122013195 is a deficient number, since it is larger than the sum of its proper divisors (73365525).

122013195 is a wasteful number, since it uses less digits than its factorization.

122013195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6574.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 122013195 is about 11045.9583106220. The cubic root of 122013195 is about 495.9854463190.

The spelling of 122013195 in words is "one hundred twenty-two million, thirteen thousand, one hundred ninety-five".

Divisors: 1 3 5 15 1657 4909 4971 8285 14727 24545 24855 73635 8134213 24402639 40671065 122013195