Base | Representation |
---|---|
bin | 10101110011010100… |
… | …011111010110111001 |
3 | 2020102110021021012111 |
4 | 111303110133112321 |
5 | 340420323301031 |
6 | 14430524412321 |
7 | 1456053132436 |
oct | 256324372671 |
9 | 66373237174 |
10 | 23409587641 |
11 | 9a23113750 |
12 | 46539a70a1 |
13 | 2290ba970b |
14 | 11c106ab8d |
15 | 9202691b1 |
hex | 57351f5b9 |
23409587641 has 8 divisors (see below), whose sum is σ = 25539832224. Its totient is φ = 21279693120.
The previous prime is 23409587581. The next prime is 23409587647. The reversal of 23409587641 is 14678590432.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23409587641 - 213 = 23409579449 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23409587647) 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, 63681 + ... + 225553.
It is an arithmetic number, because the mean of its divisors is an integer number (3192479028).
It is a 1-persistent number, because it is pandigital, but 2⋅23409587641 = 46819175282 is not.
Almost surely, 223409587641 is an apocalyptic number.
It is an amenable number.
23409587641 is a deficient number, since it is larger than the sum of its proper divisors (2130244583).
23409587641 is a wasteful number, since it uses less digits than its factorization.
23409587641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175031.
The product of its (nonzero) digits is 1451520, while the sum is 49.
The spelling of 23409587641 in words is "twenty-three billion, four hundred nine million, five hundred eighty-seven thousand, six hundred forty-one".
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