Base | Representation |
---|---|
bin | 11100101110010100001… |
… | …01110010001101111111 |
3 | 10111100110102000100001221 |
4 | 32113022011302031333 |
5 | 112132222113243311 |
6 | 2033220523014211 |
7 | 131206146536533 |
oct | 16271205621577 |
9 | 3440412010057 |
10 | 986938024831 |
11 | 3506158706a0 |
12 | 13b33766a367 |
13 | 720b6107b55 |
14 | 35aa7787bc3 |
15 | 1aa14b71671 |
hex | e5ca17237f |
986938024831 has 12 divisors (see below), whose sum is σ = 1092037525992. Its totient is φ = 884579486000.
The previous prime is 986938024829. The next prime is 986938024837. The reversal of 986938024831 is 138420839689.
It is not a de Polignac number, because 986938024831 - 21 = 986938024829 is a prime.
It is a super-2 number, since 2×9869380248312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 986938024831.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (986938024837) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8843740 + ... + 8954641.
It is an arithmetic number, because the mean of its divisors is an integer number (91003127166).
Almost surely, 2986938024831 is an apocalyptic number.
986938024831 is a deficient number, since it is larger than the sum of its proper divisors (105099501161).
986938024831 is a wasteful number, since it uses less digits than its factorization.
986938024831 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17798534 (or 17798463 counting only the distinct ones).
The product of its (nonzero) digits is 17915904, while the sum is 61.
The spelling of 986938024831 in words is "nine hundred eighty-six billion, nine hundred thirty-eight million, twenty-four thousand, eight hundred thirty-one".
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