Base | Representation |
---|---|
bin | 110011011111000111100… |
… | …0101110110101101101001 |
3 | 221001110221100221020001100 |
4 | 1212332033011312231221 |
5 | 1411414040211010400 |
6 | 23014433345112013 |
7 | 1330145060663412 |
oct | 146761705665551 |
9 | 27043840836040 |
10 | 7076211813225 |
11 | 2289006101655 |
12 | 963501028609 |
13 | 3c438c9a0cb9 |
14 | 1a66c1c36809 |
15 | c4106337100 |
hex | 66f8f176b69 |
7076211813225 has 81 divisors (see below), whose sum is σ = 13028806111503. Its totient is φ = 3671214071040.
The previous prime is 7076211813133. The next prime is 7076211813227. The reversal of 7076211813225 is 5223181126707.
The square root of 7076211813225 is 2660115.
It is a perfect power (a square), and thus also a powerful number.
7076211813225 is a `hidden beast` number, since 7 + 0 + 7 + 621 + 1 + 8 + 13 + 2 + 2 + 5 = 666.
It can be written as a sum of positive squares in 13 ways, for example, as 29480546601 + 7046731266624 = 171699^2 + 2654568^2 .
It is not a de Polignac number, because 7076211813225 - 223 = 7076203424617 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (7076211813227) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1476361429 + ... + 1476366221.
Almost surely, 27076211813225 is an apocalyptic number.
7076211813225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
7076211813225 is the 2660115-th square number.
7076211813225 is the 1330058-th centered octagonal number.
It is an amenable number.
7076211813225 is a deficient number, since it is larger than the sum of its proper divisors (5952594298278).
7076211813225 is an frugal number, since it uses more digits than its factorization.
7076211813225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9676 (or 4838 counting only the distinct ones).
The product of its (nonzero) digits is 282240, while the sum is 45.
The spelling of 7076211813225 in words is "seven trillion, seventy-six billion, two hundred eleven million, eight hundred thirteen thousand, two hundred twenty-five".
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