Base | Representation |
---|---|
bin | 11001100100111010… |
… | …00001111010011110 |
3 | 1022102222000000012100 |
4 | 30302131001322132 |
5 | 211110212411302 |
6 | 10150314545530 |
7 | 664163512365 |
oct | 146235017236 |
9 | 38388000170 |
10 | 13731372702 |
11 | 5907002603 |
12 | 27b27382a6 |
13 | 13aaa76b08 |
14 | 94394c7dc |
15 | 55576ed1c |
hex | 332741e9e |
13731372702 has 96 divisors (see below), whose sum is σ = 32475935232. Its totient is φ = 4176352512.
The previous prime is 13731372701. The next prime is 13731372757. The reversal of 13731372702 is 20727313731.
13731372702 is a `hidden beast` number, since 1 + 373 + 13 + 7 + 270 + 2 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13731372701) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1534413 + ... + 1543335.
It is an arithmetic number, because the mean of its divisors is an integer number (338290992).
Almost surely, 213731372702 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13731372702, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16237967616).
13731372702 is an abundant number, since it is smaller than the sum of its proper divisors (18744562530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13731372702 is a wasteful number, since it uses less digits than its factorization.
13731372702 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9102 (or 9099 counting only the distinct ones).
The product of its (nonzero) digits is 37044, while the sum is 36.
The spelling of 13731372702 in words is "thirteen billion, seven hundred thirty-one million, three hundred seventy-two thousand, seven hundred two".
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