Base | Representation |
---|---|
bin | 11111010010000101001100… |
… | …00101010100011010111111 |
3 | 100000120100112212010112201210 |
4 | 33221002212011110122333 |
5 | 33004032413022444314 |
6 | 402150050253135503 |
7 | 20326661451351600 |
oct | 1751024605243277 |
9 | 300510485115653 |
10 | 68790982624959 |
11 | 1aa12101350771 |
12 | 78701a0a8a593 |
13 | 2c4cc6719732a |
14 | 12db7038c1da7 |
15 | 7e462834a559 |
hex | 3e90a61546bf |
68790982624959 has 48 divisors (see below), whose sum is σ = 107644934783232. Its totient is φ = 38959634794752.
The previous prime is 68790982624909. The next prime is 68790982624961. The reversal of 68790982624959 is 95942628909786.
It is a happy number.
It is not a de Polignac number, because 68790982624959 - 27 = 68790982624831 is a prime.
It is a super-2 number, since 2×687909826249592 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68790982624909) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 475716582 + ... + 475861164.
It is an arithmetic number, because the mean of its divisors is an integer number (2242602807984).
Almost surely, 268790982624959 is an apocalyptic number.
68790982624959 is a deficient number, since it is larger than the sum of its proper divisors (38853952158273).
68790982624959 is a wasteful number, since it uses less digits than its factorization.
68790982624959 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173356 (or 173349 counting only the distinct ones).
The product of its (nonzero) digits is 8465264640, while the sum is 84.
The spelling of 68790982624959 in words is "sixty-eight trillion, seven hundred ninety billion, nine hundred eighty-two million, six hundred twenty-four thousand, nine hundred fifty-nine".
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