Base | Representation |
---|---|
bin | 110100101001010000110110… |
… | …100111100001000001011110 |
3 | 1010100210102202111000201000012 |
4 | 310221100312213201001132 |
5 | 220321423124402240220 |
6 | 2140233131330003222 |
7 | 66524531456056460 |
oct | 6451206647410136 |
9 | 1110712674021005 |
10 | 231534013321310 |
11 | 67857029493497 |
12 | 21b74a14716512 |
13 | 9c267437b374b |
14 | 412643daa6130 |
15 | 1bb7ae7343ac5 |
hex | d294369e105e |
231534013321310 has 32 divisors (see below), whose sum is σ = 504316102968000. Its totient is φ = 74713496735232.
The previous prime is 231534013321309. The next prime is 231534013321313. The reversal of 231534013321310 is 13123310435132.
It is a super-2 number, since 2×2315340133213102 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231534013321313) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97283197685 + ... + 97283200064.
It is an arithmetic number, because the mean of its divisors is an integer number (15759878217750).
Almost surely, 2231534013321310 is an apocalyptic number.
231534013321310 is an abundant number, since it is smaller than the sum of its proper divisors (272782089646690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231534013321310 is a wasteful number, since it uses less digits than its factorization.
231534013321310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194566397780.
The product of its (nonzero) digits is 19440, while the sum is 32.
Adding to 231534013321310 its reverse (13123310435132), we get a palindrome (244657323756442).
The spelling of 231534013321310 in words is "two hundred thirty-one trillion, five hundred thirty-four billion, thirteen million, three hundred twenty-one thousand, three hundred ten".
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