Base | Representation |
---|---|
bin | 1111101001011110110… |
… | …1100101000110101111 |
3 | 221200220110020122000010 |
4 | 3322113231211012233 |
5 | 13401032304433211 |
6 | 323300022104303 |
7 | 25264640115612 |
oct | 3722755450657 |
9 | 850813218003 |
10 | 268833280431 |
11 | a4014418621 |
12 | 4412787b093 |
13 | 1c473b25501 |
14 | d023b8c179 |
15 | 6ed64204a6 |
hex | 3e97b651af |
268833280431 has 16 divisors (see below), whose sum is σ = 374041983744. Its totient is φ = 171423926784.
The previous prime is 268833280411. The next prime is 268833280453. The reversal of 268833280431 is 134082338862.
It is a happy number.
It is not a de Polignac number, because 268833280431 - 217 = 268833149359 is a prime.
It is a super-2 number, since 2×2688332804312 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268833280411) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2774260 + ... + 2869526.
It is an arithmetic number, because the mean of its divisors is an integer number (23377623984).
Almost surely, 2268833280431 is an apocalyptic number.
268833280431 is a deficient number, since it is larger than the sum of its proper divisors (105208703313).
268833280431 is a wasteful number, since it uses less digits than its factorization.
268833280431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136190.
The product of its (nonzero) digits is 1327104, while the sum is 48.
The spelling of 268833280431 in words is "two hundred sixty-eight billion, eight hundred thirty-three million, two hundred eighty thousand, four hundred thirty-one".
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