Base | Representation |
---|---|
bin | 10100001110101010101… |
… | …111011111111101110001 |
3 | 11220220012011210212010010 |
4 | 110032222233133331301 |
5 | 140234001041440100 |
6 | 2542342051325133 |
7 | 202301640443505 |
oct | 24165257377561 |
9 | 4826164725103 |
10 | 1390139015025 |
11 | 496611262332 |
12 | 1a55028b07a9 |
13 | a1121970617 |
14 | 4b3d6b12305 |
15 | 262625b1750 |
hex | 143aabdff71 |
1390139015025 has 12 divisors (see below), whose sum is σ = 2298363171632. Its totient is φ = 741407474640.
The previous prime is 1390139015021. The next prime is 1390139015059. The reversal of 1390139015025 is 5205109310931.
It is not a de Polignac number, because 1390139015025 - 22 = 1390139015021 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1390139015021) 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, 9267593359 + ... + 9267593508.
Almost surely, 21390139015025 is an apocalyptic number.
1390139015025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1390139015025 is a deficient number, since it is larger than the sum of its proper divisors (908224156607).
1390139015025 is a wasteful number, since it uses less digits than its factorization.
1390139015025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18535186880 (or 18535186875 counting only the distinct ones).
The product of its (nonzero) digits is 36450, while the sum is 39.
The spelling of 1390139015025 in words is "one trillion, three hundred ninety billion, one hundred thirty-nine million, fifteen thousand, twenty-five".
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