Base | Representation |
---|---|
bin | 1011110000100… |
… | …0010111100001 |
3 | 10102210120200100 |
4 | 2330020113201 |
5 | 100111123340 |
6 | 4521013013 |
7 | 1136122230 |
oct | 274102741 |
9 | 112716610 |
10 | 49317345 |
11 | 25924940 |
12 | 14624169 |
13 | a2a977c |
14 | 679ab17 |
15 | 44e2830 |
hex | 2f085e1 |
49317345 has 96 divisors (see below), whose sum is σ = 109384704. Its totient is φ = 19958400.
The previous prime is 49317299. The next prime is 49317347. The reversal of 49317345 is 54371394.
It is not a de Polignac number, because 49317345 - 28 = 49317089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (49317347) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 148830 + ... + 149160.
It is an arithmetic number, because the mean of its divisors is an integer number (1139424).
Almost surely, 249317345 is an apocalyptic number.
49317345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
49317345 is an abundant number, since it is smaller than the sum of its proper divisors (60067359).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49317345 is a wasteful number, since it uses less digits than its factorization.
49317345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 403 (or 400 counting only the distinct ones).
The product of its digits is 45360, while the sum is 36.
The square root of 49317345 is about 7022.6309172560. The cubic root of 49317345 is about 366.7188461095.
The spelling of 49317345 in words is "forty-nine million, three hundred seventeen thousand, three hundred forty-five".
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