Base | Representation |
---|---|
bin | 11110000000011010010… |
… | …10100110000100100111 |
3 | 10122120020001220200211102 |
4 | 33000031022212010213 |
5 | 113343003314012411 |
6 | 2105350231230315 |
7 | 134326315114430 |
oct | 17001512460447 |
9 | 3576201820742 |
10 | 1031013032231 |
11 | 368282a84046 |
12 | 14799821839b |
13 | 762bb4b18a0 |
14 | 37c89232487 |
15 | 1bc44297d3b |
hex | f00d2a6127 |
1031013032231 has 16 divisors (see below), whose sum is σ = 1269064387584. Its totient is φ = 815666043744.
The previous prime is 1031013032177. The next prime is 1031013032251. The reversal of 1031013032231 is 1322303101301.
It is a cyclic number.
It is not a de Polignac number, because 1031013032231 - 218 = 1031012770087 is a prime.
It is a super-2 number, since 2×10310130322312 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1031013032251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376160 + ... + 1484426.
It is an arithmetic number, because the mean of its divisors is an integer number (79316524224).
Almost surely, 21031013032231 is an apocalyptic number.
1031013032231 is a deficient number, since it is larger than the sum of its proper divisors (238051355353).
1031013032231 is a wasteful number, since it uses less digits than its factorization.
1031013032231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1118510.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 1031013032231 its reverse (1322303101301), we get a palindrome (2353316133532).
The spelling of 1031013032231 in words is "one trillion, thirty-one billion, thirteen million, thirty-two thousand, two hundred thirty-one".
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