Base | Representation |
---|---|
bin | 111101000101001… |
… | …1111011001111111 |
3 | 12021211121222001222 |
4 | 1322022133121333 |
5 | 13144142223211 |
6 | 535213223555 |
7 | 101535026666 |
oct | 17212373177 |
9 | 5254558058 |
10 | 2049570431 |
11 | 961a24667 |
12 | 492491bbb |
13 | 26881208c |
14 | 1562bdddd |
15 | bee051db |
hex | 7a29f67f |
2049570431 has 2 divisors, whose sum is σ = 2049570432. Its totient is φ = 2049570430.
The previous prime is 2049570359. The next prime is 2049570461. The reversal of 2049570431 is 1340759402.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2049570431 - 214 = 2049554047 is a prime.
It is a super-2 number, since 2×20495704312 = 8401477903259051522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2049570391 and 2049570400.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2049570461) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024785215 + 1024785216.
It is an arithmetic number, because the mean of its divisors is an integer number (1024785216).
Almost surely, 22049570431 is an apocalyptic number.
2049570431 is a deficient number, since it is larger than the sum of its proper divisors (1).
2049570431 is an equidigital number, since it uses as much as digits as its factorization.
2049570431 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 30240, while the sum is 35.
The square root of 2049570431 is about 45272.1816461279. The cubic root of 2049570431 is about 1270.2453554934.
The spelling of 2049570431 in words is "two billion, forty-nine million, five hundred seventy thousand, four hundred thirty-one".
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