Base | Representation |
---|---|
bin | 100000101110101100… |
… | …0101100111000111101 |
3 | 20201102100221120221100 |
4 | 1001131120230320331 |
5 | 2122421233430044 |
6 | 52142233523313 |
7 | 5035521060426 |
oct | 1013530547075 |
9 | 221370846840 |
10 | 70286233149 |
11 | 278988232a0 |
12 | 11756873539 |
13 | 6821835192 |
14 | 358aa4464d |
15 | 1c65800869 |
hex | 105d62ce3d |
70286233149 has 24 divisors (see below), whose sum is σ = 111229440192. Its totient is φ = 42414880320.
The previous prime is 70286233111. The next prime is 70286233181. The reversal of 70286233149 is 94133268207.
70286233149 is a `hidden beast` number, since 7 + 0 + 2 + 8 + 623 + 3 + 14 + 9 = 666.
It is not a de Polignac number, because 70286233149 - 27 = 70286233021 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70286233349) 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 23 ways as a sum of consecutive naturals, for example, 1500457 + ... + 1546590.
It is an arithmetic number, because the mean of its divisors is an integer number (4634560008).
Almost surely, 270286233149 is an apocalyptic number.
It is an amenable number.
70286233149 is a deficient number, since it is larger than the sum of its proper divisors (40943207043).
70286233149 is a wasteful number, since it uses less digits than its factorization.
70286233149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3047297 (or 3047294 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 45.
The spelling of 70286233149 in words is "seventy billion, two hundred eighty-six million, two hundred thirty-three thousand, one hundred forty-nine".
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