Base | Representation |
---|---|
bin | 11001001011110101… |
… | …01001111100101011 |
3 | 1021220022012202011222 |
4 | 30211322221330223 |
5 | 210142341110201 |
6 | 10113402412255 |
7 | 656030621156 |
oct | 144572517453 |
9 | 37808182158 |
10 | 13521035051 |
11 | 58092a9837 |
12 | 275420108b |
13 | 1376310374 |
14 | 923a38c9d |
15 | 54207291b |
hex | 325ea9f2b |
13521035051 has 16 divisors (see below), whose sum is σ = 14784104448. Its totient is φ = 12310262400.
The previous prime is 13521034973. The next prime is 13521035069. The reversal of 13521035051 is 15053012531.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 13521035051 - 218 = 13520772907 is a prime.
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 13521035051.
It is not an unprimeable number, because it can be changed into a prime (13521035551) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2311136 + ... + 2316978.
It is an arithmetic number, because the mean of its divisors is an integer number (924006528).
Almost surely, 213521035051 is an apocalyptic number.
13521035051 is a deficient number, since it is larger than the sum of its proper divisors (1263069397).
13521035051 is a wasteful number, since it uses less digits than its factorization.
13521035051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10282.
The product of its (nonzero) digits is 2250, while the sum is 26.
Adding to 13521035051 its reverse (15053012531), we get a palindrome (28574047582).
The spelling of 13521035051 in words is "thirteen billion, five hundred twenty-one million, thirty-five thousand, fifty-one".
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