Base | Representation |
---|---|
bin | 10010110001001100… |
… | …000101001011100001 |
3 | 1221000110200022201002 |
4 | 102301030011023201 |
5 | 312233031301421 |
6 | 13131420121345 |
7 | 1312254205442 |
oct | 226114051341 |
9 | 57013608632 |
10 | 20152603361 |
11 | 860168a200 |
12 | 3aa5096255 |
13 | 1b921a8797 |
14 | d9268b2c9 |
15 | 7ce361b0b |
hex | 4b13052e1 |
20152603361 has 12 divisors (see below), whose sum is σ = 22158346896. Its totient is φ = 18314644920.
The previous prime is 20152603337. The next prime is 20152603423. The reversal of 20152603361 is 16330625102.
It is not a de Polignac number, because 20152603361 - 226 = 20085494497 is a prime.
It is a super-2 number, since 2×201526033612 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20152603561) 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, 374966 + ... + 425328.
It is an arithmetic number, because the mean of its divisors is an integer number (1846528908).
Almost surely, 220152603361 is an apocalyptic number.
It is an amenable number.
20152603361 is a deficient number, since it is larger than the sum of its proper divisors (2005743535).
20152603361 is a wasteful number, since it uses less digits than its factorization.
20152603361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53692 (or 53681 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 29.
The spelling of 20152603361 in words is "twenty billion, one hundred fifty-two million, six hundred three thousand, three hundred sixty-one".
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