Base | Representation |
---|---|
bin | 1011110001011… |
… | …1111000101011 |
3 | 10102220210212111 |
4 | 2330113320223 |
5 | 100120142112 |
6 | 4522223151 |
7 | 1136505442 |
oct | 274277053 |
9 | 112823774 |
10 | 49380907 |
11 | 25968674 |
12 | 14654ab7 |
13 | a2cc694 |
14 | 67b5d59 |
15 | 45065a7 |
hex | 2f17e2b |
49380907 has 2 divisors, whose sum is σ = 49380908. Its totient is φ = 49380906.
The previous prime is 49380893. The next prime is 49380941. The reversal of 49380907 is 70908394.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 49380907 - 215 = 49348139 is a prime.
It is a super-2 number, since 2×493809072 = 4876947952285298, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 49380907.
It is not a weakly prime, because it can be changed into another prime (49380967) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24690453 + 24690454.
It is an arithmetic number, because the mean of its divisors is an integer number (24690454).
Almost surely, 249380907 is an apocalyptic number.
49380907 is a deficient number, since it is larger than the sum of its proper divisors (1).
49380907 is an equidigital number, since it uses as much as digits as its factorization.
49380907 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 54432, while the sum is 40.
The square root of 49380907 is about 7027.1549719641. The cubic root of 49380907 is about 366.8763253659.
The spelling of 49380907 in words is "forty-nine million, three hundred eighty thousand, nine hundred seven".
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