Base | Representation |
---|---|
bin | 1100010111100… |
… | …1111010111000 |
3 | 10121121202102222 |
4 | 3011321322320 |
5 | 101240121413 |
6 | 5051543212 |
7 | 1166653334 |
oct | 305717270 |
9 | 117552388 |
10 | 51879608 |
11 | 27314a10 |
12 | 1545ab08 |
13 | a995ac1 |
14 | 6c667c4 |
15 | 484bb08 |
hex | 3179eb8 |
51879608 has 48 divisors (see below), whose sum is σ = 110059560. Its totient is φ = 22736000.
The previous prime is 51879601. The next prime is 51879679. The reversal of 51879608 is 80697815.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51879601) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73658 + ... + 74358.
Almost surely, 251879608 is an apocalyptic number.
51879608 is a gapful number since it is divisible by the number (58) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51879608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55029780).
51879608 is an abundant number, since it is smaller than the sum of its proper divisors (58179952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51879608 is a wasteful number, since it uses less digits than its factorization.
51879608 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 776 (or 743 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 44.
The square root of 51879608 is about 7202.7500303703. The cubic root of 51879608 is about 372.9628389355.
The spelling of 51879608 in words is "fifty-one million, eight hundred seventy-nine thousand, six hundred eight".
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