Base | Representation |
---|---|
bin | 10010000000100000001… |
… | …100000001111000111111 |
3 | 11101022011211220012112202 |
4 | 102000200030001320333 |
5 | 130233340043340011 |
6 | 2344254554222115 |
7 | 155256112410200 |
oct | 22004014017077 |
9 | 4338154805482 |
10 | 1237490605631 |
11 | 4378a9204a95 |
12 | 17ba0112493b |
13 | 8c9057cbb17 |
14 | 43c7571b5a7 |
15 | 222cb23d23b |
hex | 12020301e3f |
1237490605631 has 12 divisors (see below), whose sum is σ = 1445503055040. Its totient is φ = 1056304952640.
The previous prime is 1237490605609. The next prime is 1237490605649. The reversal of 1237490605631 is 1365060947321.
It is not a de Polignac number, because 1237490605631 - 26 = 1237490605567 is a prime.
It is a super-2 number, since 2×12374906056312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1237490605651) 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, 52384271 + ... + 52407888.
It is an arithmetic number, because the mean of its divisors is an integer number (120458587920).
Almost surely, 21237490605631 is an apocalyptic number.
1237490605631 is a deficient number, since it is larger than the sum of its proper divisors (208012449409).
1237490605631 is a wasteful number, since it uses less digits than its factorization.
1237490605631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104792414 (or 104792407 counting only the distinct ones).
The product of its (nonzero) digits is 816480, while the sum is 47.
The spelling of 1237490605631 in words is "one trillion, two hundred thirty-seven billion, four hundred ninety million, six hundred five thousand, six hundred thirty-one".
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