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307119129 = 3378593221
BaseRepresentation
bin10010010011100…
…100010000011001
3210101220021020120
4102103210100121
51112110303004
650250343453
710416320022
oct2223442031
9711807216
10307119129
111483a7169
1286a2ab89
134b8212c5
142cb07c49
151be683d9
hex124e4419

307119129 has 16 divisors (see below), whose sum is σ = 421179840. Its totient is φ = 198918720.

The previous prime is 307119121. The next prime is 307119187. The reversal of 307119129 is 921911703.

It is not a de Polignac number, because 307119129 - 23 = 307119121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 307119129.

It is not an unprimeable number, because it can be changed into a prime (307119121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93739 + ... + 96959.

It is an arithmetic number, because the mean of its divisors is an integer number (26323740).

Almost surely, 2307119129 is an apocalyptic number.

It is an amenable number.

307119129 is a deficient number, since it is larger than the sum of its proper divisors (114060711).

307119129 is a wasteful number, since it uses less digits than its factorization.

307119129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4120.

The product of its (nonzero) digits is 3402, while the sum is 33.

The square root of 307119129 is about 17524.8146637846. The cubic root of 307119129 is about 674.6869176326.

It can be divided in two parts, 307119 and 129, that multiplied together give a triangular number (39618351 = T8901).

The spelling of 307119129 in words is "three hundred seven million, one hundred nineteen thousand, one hundred twenty-nine".

Divisors: 1 3 37 111 859 2577 3221 9663 31783 95349 119177 357531 2766839 8300517 102373043 307119129