Base | Representation |
---|---|
bin | 10101011011100000… |
… | …101110111111100111 |
3 | 2012101121122102212010 |
4 | 111123200232333213 |
5 | 334111044103411 |
6 | 14323135125303 |
7 | 1443132666414 |
oct | 253340567747 |
9 | 65347572763 |
10 | 23010144231 |
11 | 9838698a28 |
12 | 4562073833 |
13 | 2229201579 |
14 | 1183dad10b |
15 | 8ea1657a6 |
hex | 55b82efe7 |
23010144231 has 8 divisors (see below), whose sum is σ = 30691172464. Its totient is φ = 15334606080.
The previous prime is 23010144229. The next prime is 23010144233. The reversal of 23010144231 is 13244101032.
It is an interprime number because it is at equal distance from previous prime (23010144229) and next prime (23010144233).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23010144231 - 21 = 23010144229 is a prime.
It is a super-2 number, since 2×230101442312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23010144198 and 23010144207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23010144233) 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, 1362730 + ... + 1379511.
It is an arithmetic number, because the mean of its divisors is an integer number (3836396558).
Almost surely, 223010144231 is an apocalyptic number.
23010144231 is a deficient number, since it is larger than the sum of its proper divisors (7681028233).
23010144231 is a wasteful number, since it uses less digits than its factorization.
23010144231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2745041.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 23010144231 its reverse (13244101032), we get a palindrome (36254245263).
The spelling of 23010144231 in words is "twenty-three billion, ten million, one hundred forty-four thousand, two hundred thirty-one".
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