Base | Representation |
---|---|
bin | 11100110111110011… |
… | …111100000100101001 |
3 | 2222000112002202011012 |
4 | 130313303330010221 |
5 | 1001442242231403 |
6 | 22124113513305 |
7 | 2145144166661 |
oct | 346763740451 |
9 | 88015082135 |
10 | 31001133353 |
11 | 12169371373 |
12 | 6012272835 |
13 | 2c0090b0b8 |
14 | 17013ad1a1 |
15 | c16980ed8 |
hex | 737cfc129 |
31001133353 has 8 divisors (see below), whose sum is σ = 31881882048. Its totient is φ = 30122641584.
The previous prime is 31001133341. The next prime is 31001133389. The reversal of 31001133353 is 35333110013.
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 31001133353 - 210 = 31001132329 is a prime.
It is a super-2 number, since 2×310011333532 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (31001132353) 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, 536351 + ... + 591332.
It is an arithmetic number, because the mean of its divisors is an integer number (3985235256).
Almost surely, 231001133353 is an apocalyptic number.
It is an amenable number.
31001133353 is a deficient number, since it is larger than the sum of its proper divisors (880748695).
31001133353 is a wasteful number, since it uses less digits than its factorization.
31001133353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1128463.
The product of its (nonzero) digits is 1215, while the sum is 23.
Adding to 31001133353 its reverse (35333110013), we get a palindrome (66334243366).
The spelling of 31001133353 in words is "thirty-one billion, one million, one hundred thirty-three thousand, three hundred fifty-three".
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