Base | Representation |
---|---|
bin | 110010001111101… |
… | …010111110001011 |
3 | 2011202012021001000 |
4 | 302033222332023 |
5 | 3211300001341 |
6 | 215351430043 |
7 | 26614055325 |
oct | 6217527613 |
9 | 2152167030 |
10 | 842968971 |
11 | 3a291a079 |
12 | 1b6385323 |
13 | 105848c10 |
14 | 7dd52615 |
15 | 4e0138b6 |
hex | 323eaf8b |
842968971 has 16 divisors (see below), whose sum is σ = 1344908320. Its totient is φ = 518749920.
The previous prime is 842968961. The next prime is 842968993. The reversal of 842968971 is 179869248.
It is not a de Polignac number, because 842968971 - 25 = 842968939 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (842968901) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1200460 + ... + 1201161.
It is an arithmetic number, because the mean of its divisors is an integer number (84056770).
Almost surely, 2842968971 is an apocalyptic number.
842968971 is a deficient number, since it is larger than the sum of its proper divisors (501939349).
842968971 is a wasteful number, since it uses less digits than its factorization.
842968971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2401643 (or 2401637 counting only the distinct ones).
The product of its digits is 1741824, while the sum is 54.
The square root of 842968971 is about 29033.9279292348. The cubic root of 842968971 is about 944.6491315212.
The spelling of 842968971 in words is "eight hundred forty-two million, nine hundred sixty-eight thousand, nine hundred seventy-one".
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