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357044195121 = 31711516082421
BaseRepresentation
bin1010011001000010111…
…11100000111100110001
31021010121000122101110120
411030201133200330301
521322211303220441
6432005052120453
734536613404165
oct5144137407461
91233530571416
10357044195121
1112847015a409
1259245466129
13278910a9713
14133d1214ca5
15944a69c966
hex53217e0f31

357044195121 has 16 divisors (see below), whose sum is σ = 504500410368. Its totient is φ = 223833056000.

The previous prime is 357044195099. The next prime is 357044195129. The reversal of 357044195121 is 121591440753.

It is a cyclic number.

It is not a de Polignac number, because 357044195121 - 25 = 357044195089 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (357044195129) 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 15 ways as a sum of consecutive naturals, for example, 2982510 + ... + 3099911.

It is an arithmetic number, because the mean of its divisors is an integer number (31531275648).

Almost surely, 2357044195121 is an apocalyptic number.

It is an amenable number.

357044195121 is a deficient number, since it is larger than the sum of its proper divisors (147456215247).

357044195121 is a wasteful number, since it uses less digits than its factorization.

357044195121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6083592.

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 357044195121 in words is "three hundred fifty-seven billion, forty-four million, one hundred ninety-five thousand, one hundred twenty-one".

Divisors: 1 3 17 51 1151 3453 19567 58701 6082421 18247263 103401157 310203471 7000866571 21002599713 119014731707 357044195121