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122901383 = 1137674507
BaseRepresentation
bin1110101001101…
…01001110000111
322120021001000002
413110311032013
5222430321013
620110111515
73021434033
oct724651607
9276231002
10122901383
11634136a0
12351ab59b
131c601717
14124731c3
15abca358
hex7535387

122901383 has 16 divisors (see below), whose sum is σ = 139784064. Its totient is φ = 107062560.

The previous prime is 122901379. The next prime is 122901403. The reversal of 122901383 is 383109221.

It is not a de Polignac number, because 122901383 - 22 = 122901379 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 (122901983) 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, 25016 + ... + 29522.

It is an arithmetic number, because the mean of its divisors is an integer number (8736504).

Almost surely, 2122901383 is an apocalyptic number.

122901383 is a deficient number, since it is larger than the sum of its proper divisors (16882681).

122901383 is a wasteful number, since it uses less digits than its factorization.

122901383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4622.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 122901383 is about 11086.0896171734. The cubic root of 122901383 is about 497.1860369331.

The spelling of 122901383 in words is "one hundred twenty-two million, nine hundred one thousand, three hundred eighty-three".

Divisors: 1 11 37 67 407 737 2479 4507 27269 49577 166759 301969 1834349 3321659 11172853 122901383