Base | Representation |
---|---|
bin | 11101000111001111… |
… | …101010101100011010 |
3 | 2222200120022121100101 |
4 | 131013033222230122 |
5 | 1003010033413232 |
6 | 22205523330014 |
7 | 2154440062312 |
oct | 350717525432 |
9 | 88616277311 |
10 | 31260060442 |
11 | 122915420a6 |
12 | 6084b2090a |
13 | 2c42457bb0 |
14 | 1727930442 |
15 | c2e57a1e7 |
hex | 7473eab1a |
31260060442 has 8 divisors (see below), whose sum is σ = 50497020756. Its totient is φ = 14427720192.
The previous prime is 31260060437. The next prime is 31260060563. The reversal of 31260060442 is 24406006213.
It can be written as a sum of positive squares in 2 ways, for example, as 26990875521 + 4269184921 = 164289^2 + 65339^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 31260060442.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601154983 + ... + 601155034.
Almost surely, 231260060442 is an apocalyptic number.
31260060442 is a deficient number, since it is larger than the sum of its proper divisors (19236960314).
31260060442 is a wasteful number, since it uses less digits than its factorization.
31260060442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1202310032.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 31260060442 its reverse (24406006213), we get a palindrome (55666066655).
The spelling of 31260060442 in words is "thirty-one billion, two hundred sixty million, sixty thousand, four hundred forty-two".
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