Base | Representation |
---|---|
bin | 11101001100110010… |
… | …111101110110000101 |
3 | 2222221001120120210211 |
4 | 131030302331312011 |
5 | 1003202404400010 |
6 | 22223051515421 |
7 | 2156650542241 |
oct | 351462756605 |
9 | 88831516724 |
10 | 31353200005 |
11 | 1232a078246 |
12 | 60b0158b71 |
13 | 2c58838b6a |
14 | 1736057421 |
15 | c3782708a |
hex | 74ccbdd85 |
31353200005 has 8 divisors (see below), whose sum is σ = 37644881400. Its totient is φ = 25068532416.
The previous prime is 31353199991. The next prime is 31353200051. The reversal of 31353200005 is 50000235313.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 6323112324 + 25030087681 = 79518^2 + 158209^2 .
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 31353200005 - 211 = 31353197957 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1743610 + ... + 1761499.
It is an arithmetic number, because the mean of its divisors is an integer number (4705610175).
Almost surely, 231353200005 is an apocalyptic number.
It is an amenable number.
31353200005 is a deficient number, since it is larger than the sum of its proper divisors (6291681395).
31353200005 is a wasteful number, since it uses less digits than its factorization.
31353200005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3506903.
The product of its (nonzero) digits is 1350, while the sum is 22.
Adding to 31353200005 its reverse (50000235313), we get a palindrome (81353435318).
The spelling of 31353200005 in words is "thirty-one billion, three hundred fifty-three million, two hundred thousand, five".
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