Base | Representation |
---|---|
bin | 11100111010001001… |
… | …011011100111110001 |
3 | 2222010020211201220210 |
4 | 130322021123213301 |
5 | 1002032310301113 |
6 | 22132033454333 |
7 | 2146131245460 |
oct | 347211334761 |
9 | 88106751823 |
10 | 31040322033 |
11 | 121894a8406 |
12 | 60234113a9 |
13 | 2c08a7c576 |
14 | 17066909d7 |
15 | c1a1226c3 |
hex | 73a25b9f1 |
31040322033 has 32 divisors (see below), whose sum is σ = 47481348096. Its totient is φ = 17669288448.
The previous prime is 31040322031. The next prime is 31040322091. The reversal of 31040322033 is 33022304013.
It is not a de Polignac number, because 31040322033 - 21 = 31040322031 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (31040322031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6597760 + ... + 6602462.
It is an arithmetic number, because the mean of its divisors is an integer number (1483792128).
Almost surely, 231040322033 is an apocalyptic number.
It is an amenable number.
31040322033 is a deficient number, since it is larger than the sum of its proper divisors (16441026063).
31040322033 is a wasteful number, since it uses less digits than its factorization.
31040322033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5853.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 31040322033 its reverse (33022304013), we get a palindrome (64062626046).
The spelling of 31040322033 in words is "thirty-one billion, forty million, three hundred twenty-two thousand, thirty-three".
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