Base | Representation |
---|---|
bin | 11001011100110001… |
… | …01001011000011100 |
3 | 1022021012120010221011 |
4 | 30232120221120130 |
5 | 210440224133110 |
6 | 10135435545004 |
7 | 662404362610 |
oct | 145630513034 |
9 | 38235503834 |
10 | 13663114780 |
11 | 58815213a7 |
12 | 27938bb164 |
13 | 1399898203 |
14 | 938861340 |
15 | 54e78a48a |
hex | 32e62961c |
13663114780 has 48 divisors (see below), whose sum is σ = 33206584320. Its totient is φ = 4625195328.
The previous prime is 13663114739. The next prime is 13663114783. The reversal of 13663114780 is 8741136631.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13663114783) 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, 606622 + ... + 628741.
It is an arithmetic number, because the mean of its divisors is an integer number (691803840).
Almost surely, 213663114780 is an apocalyptic number.
13663114780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13663114780 is an abundant number, since it is smaller than the sum of its proper divisors (19543469540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13663114780 is a wasteful number, since it uses less digits than its factorization.
13663114780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1235458 (or 1235456 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 40.
The spelling of 13663114780 in words is "thirteen billion, six hundred sixty-three million, one hundred fourteen thousand, seven hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.106 sec. • engine limits •