Base | Representation |
---|---|
bin | 1100010001101… |
… | …1011111100010 |
3 | 10120220002220000 |
4 | 3010123133202 |
5 | 101140232314 |
6 | 5035400430 |
7 | 1163452611 |
oct | 304333742 |
9 | 116802800 |
10 | 51492834 |
11 | 27080368 |
12 | 152b3116 |
13 | a88ba43 |
14 | 6ba5878 |
15 | 47c2209 |
hex | 311b7e2 |
51492834 has 20 divisors (see below), whose sum is σ = 115382454. Its totient is φ = 17164224.
The previous prime is 51492817. The next prime is 51492851. The reversal of 51492834 is 43829415.
It is an interprime number because it is at equal distance from previous prime (51492817) and next prime (51492851).
It can be written as a sum of positive squares in only one way, i.e., 30835809 + 20657025 = 5553^2 + 4545^2 .
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 158767 + ... + 159090.
Almost surely, 251492834 is an apocalyptic number.
51492834 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
51492834 is an abundant number, since it is smaller than the sum of its proper divisors (63889620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51492834 is a wasteful number, since it uses less digits than its factorization.
51492834 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 317871 (or 317862 counting only the distinct ones).
The product of its digits is 34560, while the sum is 36.
The square root of 51492834 is about 7175.8507509563. The cubic root of 51492834 is about 372.0336858153.
It can be divided in two parts, 51492 and 834, that added together give a triangular number (52326 = T323).
The spelling of 51492834 in words is "fifty-one million, four hundred ninety-two thousand, eight hundred thirty-four".
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