Base | Representation |
---|---|
bin | 10000011001011111100000… |
… | …011000100110010111110111 |
3 | 100110100122202212011010012201 |
4 | 100121133200120212113313 |
5 | 33423110401431142101 |
6 | 413215421132325331 |
7 | 21122352501522136 |
oct | 2031374030462767 |
9 | 313318685133181 |
10 | 72120560412151 |
11 | 20a8618119aa69 |
12 | 8109545913847 |
13 | 3131c2a59cc54 |
14 | 13b4921c5b91d |
15 | 85104bc76e01 |
hex | 4197e06265f7 |
72120560412151 has 2 divisors, whose sum is σ = 72120560412152. Its totient is φ = 72120560412150.
The previous prime is 72120560412127. The next prime is 72120560412161. The reversal of 72120560412151 is 15121406502127.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 72120560412151 - 213 = 72120560403959 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 72120560412151.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (72120560412161) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36060280206075 + 36060280206076.
It is an arithmetic number, because the mean of its divisors is an integer number (36060280206076).
Almost surely, 272120560412151 is an apocalyptic number.
72120560412151 is a deficient number, since it is larger than the sum of its proper divisors (1).
72120560412151 is an equidigital number, since it uses as much as digits as its factorization.
72120560412151 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 33600, while the sum is 37.
Adding to 72120560412151 its reverse (15121406502127), we get a palindrome (87241966914278).
The spelling of 72120560412151 in words is "seventy-two trillion, one hundred twenty billion, five hundred sixty million, four hundred twelve thousand, one hundred fifty-one".
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