Base | Representation |
---|---|
bin | 10000011110111111001011… |
… | …111100111111001010100100 |
3 | 100111200202110110011002122001 |
4 | 100132333023330333022210 |
5 | 34000302230214021041 |
6 | 414105111322215044 |
7 | 21161551232454112 |
oct | 2036771374771244 |
9 | 314622413132561 |
10 | 72498174751396 |
11 | 21111337695089 |
12 | 816a770054484 |
13 | 315b7191c8684 |
14 | 13c8d04d6cab2 |
15 | 85ac9d262131 |
hex | 41efcbf3f2a4 |
72498174751396 has 81 divisors (see below), whose sum is σ = 135501593510241. Its totient is φ = 33933554227584.
The previous prime is 72498174751279. The next prime is 72498174751399. The reversal of 72498174751396 is 69315747189427.
The square root of 72498174751396 is 8514586.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 56443215636900 + 16054959114496 = 7512870^2 + 4006864^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (72498174751399) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 64557590491 + ... + 64557591613.
Almost surely, 272498174751396 is an apocalyptic number.
72498174751396 is the 8514586-th square number.
It is an amenable number.
72498174751396 is a deficient number, since it is larger than the sum of its proper divisors (63003418758845).
72498174751396 is an equidigital number, since it uses as much as digits as its factorization.
72498174751396 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2730 (or 1365 counting only the distinct ones).
The product of its digits is 640120320, while the sum is 73.
The spelling of 72498174751396 in words is "seventy-two trillion, four hundred ninety-eight billion, one hundred seventy-four million, seven hundred fifty-one thousand, three hundred ninety-six".
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