Base | Representation |
---|---|
bin | 1011111010010… |
… | …0100000001000 |
3 | 10111000001221112 |
4 | 2332210200020 |
5 | 100242104442 |
6 | 4542425452 |
7 | 1144424600 |
oct | 276444010 |
9 | 114001845 |
10 | 49956872 |
11 | 26221379 |
12 | 14892288 |
13 | a4718a4 |
14 | 68c5c00 |
15 | 45bc082 |
hex | 2fa4808 |
49956872 has 48 divisors (see below), whose sum is σ = 112504320. Its totient is φ = 20714400.
The previous prime is 49956859. The next prime is 49956877. The reversal of 49956872 is 27865994.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 49956872.
It is not an unprimeable number, because it can be changed into a prime (49956877) 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, 10097 + ... + 14207.
It is an arithmetic number, because the mean of its divisors is an integer number (2343840).
Almost surely, 249956872 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49956872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56252160).
49956872 is an abundant number, since it is smaller than the sum of its proper divisors (62547448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49956872 is a wasteful number, since it uses less digits than its factorization.
49956872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4162 (or 4151 counting only the distinct ones).
The product of its digits is 1088640, while the sum is 50.
The square root of 49956872 is about 7068.0175438379. The cubic root of 49956872 is about 368.2971961207.
The spelling of 49956872 in words is "forty-nine million, nine hundred fifty-six thousand, eight hundred seventy-two".
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