Base | Representation |
---|---|
bin | 11100111000011010… |
… | …000101011001001010 |
3 | 2222001012220210002120 |
4 | 130320122011121022 |
5 | 1002002322224002 |
6 | 22125112112110 |
7 | 2145325165323 |
oct | 347032053112 |
9 | 88035823076 |
10 | 31011133002 |
11 | 12173a81243 |
12 | 6015695636 |
13 | 2c029cc755 |
14 | 170285344a |
15 | c177a8cbc |
hex | 73868564a |
31011133002 has 8 divisors (see below), whose sum is σ = 62022266016. Its totient is φ = 10337044332.
The previous prime is 31011132979. The next prime is 31011133003. The reversal of 31011133002 is 20033111013.
It is a sphenic number, since it is the product of 3 distinct primes.
31011133002 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (31011133003) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2584261078 + ... + 2584261089.
It is an arithmetic number, because the mean of its divisors is an integer number (7752783252).
Almost surely, 231011133002 is an apocalyptic number.
31011133002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31011133002 is a wasteful number, since it uses less digits than its factorization.
31011133002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5168522172.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 31011133002 its reverse (20033111013), we get a palindrome (51044244015).
The spelling of 31011133002 in words is "thirty-one billion, eleven million, one hundred thirty-three thousand, two".
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