Base | Representation |
---|---|
bin | 11111011101110101… |
… | …00100111001000101 |
3 | 1121121022121020112101 |
4 | 33232322210321011 |
5 | 234044132003012 |
6 | 11432144352101 |
7 | 1135426061200 |
oct | 175672447105 |
9 | 47538536471 |
10 | 16893234757 |
11 | 7189877343 |
12 | 3335615631 |
13 | 1792b514c9 |
14 | b6384a937 |
15 | 68d137d57 |
hex | 3eeea4e45 |
16893234757 has 12 divisors (see below), whose sum is σ = 19792698240. Its totient is φ = 14375737656.
The previous prime is 16893234737. The next prime is 16893234791. The reversal of 16893234757 is 75743239861.
It is not a de Polignac number, because 16893234757 - 223 = 16884846149 is a prime.
It is a super-2 number, since 2×168932347572 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 16893234698 and 16893234707.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16893234737) 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, 1233333 + ... + 1246954.
It is an arithmetic number, because the mean of its divisors is an integer number (1649391520).
Almost surely, 216893234757 is an apocalyptic number.
It is an amenable number.
16893234757 is a deficient number, since it is larger than the sum of its proper divisors (2899463483).
16893234757 is a wasteful number, since it uses less digits than its factorization.
16893234757 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2480440 (or 2480433 counting only the distinct ones).
The product of its digits is 7620480, while the sum is 55.
The spelling of 16893234757 in words is "sixteen billion, eight hundred ninety-three million, two hundred thirty-four thousand, seven hundred fifty-seven".
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