Base | Representation |
---|---|
bin | 110111111110000110… |
… | …1001011101111010011 |
3 | 102111020121220112221200 |
4 | 1233330031023233103 |
5 | 3432130012301004 |
6 | 131114513122243 |
7 | 11453361211122 |
oct | 1577415135723 |
9 | 374217815850 |
10 | 120195431379 |
11 | 46a7a207661 |
12 | 1b365259383 |
13 | b44683203a |
14 | 5b63299ab9 |
15 | 31d720b239 |
hex | 1bfc34bbd3 |
120195431379 has 12 divisors (see below), whose sum is σ = 173635967232. Its totient is φ = 80120898000.
The previous prime is 120195431371. The next prime is 120195431399. The reversal of 120195431379 is 973134591021.
120195431379 is a `hidden beast` number, since 1 + 20 + 1 + 9 + 543 + 13 + 79 = 666.
It is not a de Polignac number, because 120195431379 - 23 = 120195431371 is a prime.
It is not an unprimeable number, because it can be changed into a prime (120195431371) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 700947 + ... + 855404.
It is an arithmetic number, because the mean of its divisors is an integer number (14469663936).
Almost surely, 2120195431379 is an apocalyptic number.
120195431379 is a deficient number, since it is larger than the sum of its proper divisors (53440535853).
120195431379 is a wasteful number, since it uses less digits than its factorization.
120195431379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1564938 (or 1564935 counting only the distinct ones).
The product of its (nonzero) digits is 204120, while the sum is 45.
The spelling of 120195431379 in words is "one hundred twenty billion, one hundred ninety-five million, four hundred thirty-one thousand, three hundred seventy-nine".
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