Base | Representation |
---|---|
bin | 11101011010000000… |
… | …000010010100111011 |
3 | 10000111111102110220001 |
4 | 131122000002110323 |
5 | 1004131112330133 |
6 | 22301044013431 |
7 | 2165310530353 |
oct | 353200022473 |
9 | 100444373801 |
10 | 31574730043 |
11 | 1243312601a |
12 | 6152391277 |
13 | 2c926c0b1c |
14 | 1757641b63 |
15 | c4bed587d |
hex | 75a00253b |
31574730043 has 8 divisors (see below), whose sum is σ = 33241651920. Its totient is φ = 29908317600.
The previous prime is 31574730017. The next prime is 31574730053. The reversal of 31574730043 is 34003747513.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31574730043 - 217 = 31574598971 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31574729984 and 31574730011.
It is not an unprimeable number, because it can be changed into a prime (31574730013) 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, 3321 + ... + 251317.
It is an arithmetic number, because the mean of its divisors is an integer number (4155206490).
Almost surely, 231574730043 is an apocalyptic number.
31574730043 is a deficient number, since it is larger than the sum of its proper divisors (1666921877).
31574730043 is a wasteful number, since it uses less digits than its factorization.
31574730043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 254717.
The product of its (nonzero) digits is 105840, while the sum is 37.
The spelling of 31574730043 in words is "thirty-one billion, five hundred seventy-four million, seven hundred thirty thousand, forty-three".
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