Base | Representation |
---|---|
bin | 1011110100001010000101… |
… | …0100100101001111111111 |
3 | 1200222220020100122010122022 |
4 | 2331002201110211033333 |
5 | 3200314412013132320 |
6 | 43343501200110355 |
7 | 2510355230641532 |
oct | 275024124451777 |
9 | 50886210563568 |
10 | 12990687630335 |
11 | 4159357556618 |
12 | 15598230053bb |
13 | 73302a598ccc |
14 | 32ca7733aa19 |
15 | 177db6d56325 |
hex | bd0a15253ff |
12990687630335 has 16 divisors (see below), whose sum is σ = 15659050904640. Its totient is φ = 10345788257280.
The previous prime is 12990687630301. The next prime is 12990687630439. The reversal of 12990687630335 is 53303678609921.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-12990687630335 is a prime.
It is a super-2 number, since 2×129906876303352 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1577426 + ... + 5335695.
It is an arithmetic number, because the mean of its divisors is an integer number (978690681540).
Almost surely, 212990687630335 is an apocalyptic number.
12990687630335 is a deficient number, since it is larger than the sum of its proper divisors (2668363274305).
12990687630335 is a wasteful number, since it uses less digits than its factorization.
12990687630335 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6914818.
The product of its (nonzero) digits is 44089920, while the sum is 62.
The spelling of 12990687630335 in words is "twelve trillion, nine hundred ninety billion, six hundred eighty-seven million, six hundred thirty thousand, three hundred thirty-five".
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