Base | Representation |
---|---|
bin | 1011110001011… |
… | …1001101111100 |
3 | 10102220200010012 |
4 | 2330113031330 |
5 | 100120100142 |
6 | 4522202352 |
7 | 1136464454 |
oct | 274271574 |
9 | 112820105 |
10 | 49378172 |
11 | 25966608 |
12 | 146533b8 |
13 | a2cb36c |
14 | 67b4d64 |
15 | 4505882 |
hex | 2f1737c |
49378172 has 6 divisors (see below), whose sum is σ = 86411808. Its totient is φ = 24689084.
The previous prime is 49378159. The next prime is 49378201. The reversal of 49378172 is 27187394.
It is a super-3 number, since 3×493781723 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6172268 + ... + 6172275.
It is an arithmetic number, because the mean of its divisors is an integer number (14401968).
Almost surely, 249378172 is an apocalyptic number.
It is an amenable number.
49378172 is a deficient number, since it is larger than the sum of its proper divisors (37033636).
49378172 is a wasteful number, since it uses less digits than its factorization.
49378172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12344547 (or 12344545 counting only the distinct ones).
The product of its digits is 84672, while the sum is 41.
The square root of 49378172 is about 7026.9603670435. The cubic root of 49378172 is about 366.8695519972.
The spelling of 49378172 in words is "forty-nine million, three hundred seventy-eight thousand, one hundred seventy-two".
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