Base | Representation |
---|---|
bin | 1011111010101000110111… |
… | …1010111110110101110010 |
3 | 1201101112122002101201000200 |
4 | 2332222031322332311302 |
5 | 3204130430003131002 |
6 | 43510553505300030 |
7 | 2521406356352226 |
oct | 276521572766562 |
9 | 51345562351020 |
10 | 13102031302002 |
11 | 41a15a4112085 |
12 | 1577317934616 |
13 | 7406932819b6 |
14 | 3341dab6c786 |
15 | 17ac31db8b1c |
hex | bea8debed72 |
13102031302002 has 24 divisors (see below), whose sum is σ = 28388000563884. Its totient is φ = 4367302832544.
The previous prime is 13102031302001. The next prime is 13102031302057. The reversal of 13102031302002 is 20020313020131.
13102031302002 is a `hidden beast` number, since 1 + 310 + 20 + 3 + 130 + 200 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 11143372272561 + 1958659029441 = 3338169^2 + 1399521^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (13102031302001) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1405593 + ... + 5308460.
Almost surely, 213102031302002 is an apocalyptic number.
13102031302002 is an abundant number, since it is smaller than the sum of its proper divisors (15285969261882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13102031302002 is a wasteful number, since it uses less digits than its factorization.
13102031302002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6822474 (or 6822471 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 13102031302002 its reverse (20020313020131), we get a palindrome (33122344322133).
The spelling of 13102031302002 in words is "thirteen trillion, one hundred two billion, thirty-one million, three hundred two thousand, two".
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