Base | Representation |
---|---|
bin | 10010001100001010001… |
… | …110010101101000001001 |
3 | 11102111111010201121212021 |
4 | 102030022032111220021 |
5 | 130440003243421042 |
6 | 2354124552244441 |
7 | 156211224210325 |
oct | 22141216255011 |
9 | 4374433647767 |
10 | 1250007013897 |
11 | 44214140a854 |
12 | 1823149a0721 |
13 | 90b4b942065 |
14 | 44701b62985 |
15 | 227aeeb8867 |
hex | 1230a395a09 |
1250007013897 has 32 divisors (see below), whose sum is σ = 1319414344704. Its totient is φ = 1181963059200.
The previous prime is 1250007013891. The next prime is 1250007013999. The reversal of 1250007013897 is 7983107000521.
It is a cyclic number.
It is not a de Polignac number, because 1250007013897 - 23 = 1250007013889 is a prime.
It is a super-2 number, since 2×12500070138972 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1250007013891) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 450127173 + ... + 450129949.
It is an arithmetic number, because the mean of its divisors is an integer number (41231698272).
Almost surely, 21250007013897 is an apocalyptic number.
It is an amenable number.
1250007013897 is a deficient number, since it is larger than the sum of its proper divisors (69407330807).
1250007013897 is a wasteful number, since it uses less digits than its factorization.
1250007013897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3609.
The product of its (nonzero) digits is 105840, while the sum is 43.
The spelling of 1250007013897 in words is "one trillion, two hundred fifty billion, seven million, thirteen thousand, eight hundred ninety-seven".
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