Base | Representation |
---|---|
bin | 11001101000110101… |
… | …10101001000111000 |
3 | 1022112021001110021000 |
4 | 30310122311020320 |
5 | 211142133204040 |
6 | 10153453445000 |
7 | 665044022544 |
oct | 146432651070 |
9 | 38467043230 |
10 | 13764350520 |
11 | 59236872a8 |
12 | 28017a0760 |
13 | 13b485230b |
14 | 948094a24 |
15 | 5585d6130 |
hex | 3346b5238 |
13764350520 has 64 divisors (see below), whose sum is σ = 45881172000. Its totient is φ = 3670493184.
The previous prime is 13764350507. The next prime is 13764350521. The reversal of 13764350520 is 2505346731.
13764350520 is a `hidden beast` number, since 1 + 3 + 7 + 643 + 5 + 0 + 5 + 2 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13764350521) 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, 6371305 + ... + 6373464.
Almost surely, 213764350520 is an apocalyptic number.
13764350520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13764350520 is an abundant number, since it is smaller than the sum of its proper divisors (32116821480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13764350520 is a wasteful number, since it uses less digits than its factorization.
13764350520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12744789 (or 12744779 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 36.
The spelling of 13764350520 in words is "thirteen billion, seven hundred sixty-four million, three hundred fifty thousand, five hundred twenty".
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