Base | Representation |
---|---|
bin | 11000011011011011… |
… | …10011000100011000 |
3 | 1020212000012121101012 |
4 | 30031231303010120 |
5 | 203324420330402 |
6 | 10005220113052 |
7 | 643000520462 |
oct | 141555630430 |
9 | 36760177335 |
10 | 13115011352 |
11 | 562009a163 |
12 | 2660235788 |
13 | 1310170061 |
14 | 8c5b47132 |
15 | 51b5be452 |
hex | 30db73118 |
13115011352 has 64 divisors (see below), whose sum is σ = 27094953600. Its totient is φ = 5925911040.
The previous prime is 13115011331. The next prime is 13115011361. The reversal of 13115011352 is 25311051131.
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, 326027 + ... + 364037.
It is an arithmetic number, because the mean of its divisors is an integer number (423358650).
Almost surely, 213115011352 is an apocalyptic number.
It is an amenable number.
13115011352 is an abundant number, since it is smaller than the sum of its proper divisors (13979942248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13115011352 is a wasteful number, since it uses less digits than its factorization.
13115011352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38136 (or 38132 counting only the distinct ones).
The product of its (nonzero) digits is 450, while the sum is 23.
Adding to 13115011352 its reverse (25311051131), we get a palindrome (38426062483).
The spelling of 13115011352 in words is "thirteen billion, one hundred fifteen million, eleven thousand, three hundred fifty-two".
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