Base | Representation |
---|---|
bin | 10010011111001100101… |
… | …010101010011010100100 |
3 | 11111110020210002121000000 |
4 | 102133030222222122210 |
5 | 131303334431310124 |
6 | 2411345233021300 |
7 | 160533625033434 |
oct | 22371452523244 |
9 | 4443223077000 |
10 | 1270449088164 |
11 | 44a881431803 |
12 | 18627a9b4830 |
13 | 92a58a9cca9 |
14 | 456c0a422c4 |
15 | 230a99596c9 |
hex | 127ccaaa6a4 |
1270449088164 has 63 divisors (see below), whose sum is σ = 3333563675953. Its totient is φ = 423462740832.
The previous prime is 1270449088141. The next prime is 1270449088193. The reversal of 1270449088164 is 4618809440721.
The square root of 1270449088164 is 1127142.
It is a perfect power (a square), and thus also a powerful number.
1270449088164 is a `hidden beast` number, since 1 + 2 + 70 + 4 + 490 + 8 + 81 + 6 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 412587828900 + 857861259264 = 642330^2 + 926208^2 .
It is a super-2 number, since 2×12704490881642 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1270449088164.
It is an unprimeable number.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 60855232 + ... + 60876104.
Almost surely, 21270449088164 is an apocalyptic number.
1270449088164 is the 1127142-nd square number.
It is an amenable number.
1270449088164 is an abundant number, since it is smaller than the sum of its proper divisors (2063114587789).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1270449088164 is an frugal number, since it uses more digits than its factorization.
1270449088164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41768 (or 20878 counting only the distinct ones).
The product of its (nonzero) digits is 3096576, while the sum is 54.
The spelling of 1270449088164 in words is "one trillion, two hundred seventy billion, four hundred forty-nine million, eighty-eight thousand, one hundred sixty-four".
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