Base | Representation |
---|---|
bin | 1011111001011… |
… | …1110010111110 |
3 | 10110220102120001 |
4 | 2332113302332 |
5 | 100233423310 |
6 | 4541344514 |
7 | 1144120063 |
oct | 276276276 |
9 | 113812501 |
10 | 49904830 |
11 | 26196268 |
12 | 1486813a |
13 | a453cb1 |
14 | 68b0c6a |
15 | 45ab93a |
hex | 2f97cbe |
49904830 has 16 divisors (see below), whose sum is σ = 94556880. Its totient is φ = 18911232.
The previous prime is 49904821. The next prime is 49904837. The reversal of 49904830 is 3840994.
It is a self number, because there is not a number n which added to its sum of digits gives 49904830.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49904837) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131139 + ... + 131518.
It is an arithmetic number, because the mean of its divisors is an integer number (5909805).
Almost surely, 249904830 is an apocalyptic number.
49904830 is a deficient number, since it is larger than the sum of its proper divisors (44652050).
49904830 is a wasteful number, since it uses less digits than its factorization.
49904830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262683.
The product of its (nonzero) digits is 31104, while the sum is 37.
The square root of 49904830 is about 7064.3350713284. The cubic root of 49904830 is about 368.1692618886.
The spelling of 49904830 in words is "forty-nine million, nine hundred four thousand, eight hundred thirty".
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