Base | Representation |
---|---|
bin | 101111101011001101… |
… | …001001100000100010 |
3 | 11220010120101122222221 |
4 | 233223031021200202 |
5 | 1314314311422314 |
6 | 35303335021254 |
7 | 3461361023023 |
oct | 575315114042 |
9 | 156116348887 |
10 | 51190732834 |
11 | 1a78991a27a |
12 | 9b0780a82a |
13 | 4a9a66b077 |
14 | 269892ac4a |
15 | 14e919e824 |
hex | beb349822 |
51190732834 has 4 divisors (see below), whose sum is σ = 76786099254. Its totient is φ = 25595366416.
The previous prime is 51190732829. The next prime is 51190732847. The reversal of 51190732834 is 43823709115.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43823709115 = 5 ⋅8764741823.
It can be written as a sum of positive squares in only one way, i.e., 28704830625 + 22485902209 = 169425^2 + 149953^2 .
It is a super-2 number, since 2×511907328342 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12797683207 + ... + 12797683210.
Almost surely, 251190732834 is an apocalyptic number.
51190732834 is a deficient number, since it is larger than the sum of its proper divisors (25595366420).
51190732834 is a wasteful number, since it uses less digits than its factorization.
51190732834 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25595366419.
The product of its (nonzero) digits is 181440, while the sum is 43.
The spelling of 51190732834 in words is "fifty-one billion, one hundred ninety million, seven hundred thirty-two thousand, eight hundred thirty-four".
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