Base | Representation |
---|---|
bin | 11100111011100010… |
… | …000010110100010000 |
3 | 2222011212112220102002 |
4 | 130323202002310100 |
5 | 1002104232114443 |
6 | 22134223413132 |
7 | 2146532554232 |
oct | 347342026420 |
9 | 88155486362 |
10 | 31063551248 |
11 | 121a0623904 |
12 | 602b1541a8 |
13 | 2c10823772 |
14 | 17097ba252 |
15 | c1c1b02b8 |
hex | 73b882d10 |
31063551248 has 10 divisors (see below), whose sum is σ = 60185630574. Its totient is φ = 15531775616.
The previous prime is 31063551247. The next prime is 31063551251. The reversal of 31063551248 is 84215536013.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 23775172864 + 7288378384 = 154192^2 + 85372^2 .
It is a super-2 number, since 2×310635512482 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31063551247) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970735961 + ... + 970735992.
Almost surely, 231063551248 is an apocalyptic number.
It is an amenable number.
31063551248 is a deficient number, since it is larger than the sum of its proper divisors (29122079326).
31063551248 is a wasteful number, since it uses less digits than its factorization.
31063551248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1941471961 (or 1941471955 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 38.
The spelling of 31063551248 in words is "thirty-one billion, sixty-three million, five hundred fifty-one thousand, two hundred forty-eight".
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