Base | Representation |
---|---|
bin | 10101011010111111… |
… | …000010100010110111 |
3 | 2012101000000200111210 |
4 | 111122333002202313 |
5 | 334101313431130 |
6 | 14322221532503 |
7 | 1442664630645 |
oct | 253277024267 |
9 | 65330020453 |
10 | 23001311415 |
11 | 9833705785 |
12 | 455b114133 |
13 | 222742b054 |
14 | 1182b50195 |
15 | 8e94bd5b0 |
hex | 55afc28b7 |
23001311415 has 8 divisors (see below), whose sum is σ = 36802098288. Its totient is φ = 12267366080.
The previous prime is 23001311413. The next prime is 23001311467. The reversal of 23001311415 is 51411310032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23001311415 - 21 = 23001311413 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23001311391 and 23001311400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23001311413) 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, 766710366 + ... + 766710395.
It is an arithmetic number, because the mean of its divisors is an integer number (4600262286).
Almost surely, 223001311415 is an apocalyptic number.
23001311415 is a deficient number, since it is larger than the sum of its proper divisors (13800786873).
23001311415 is a wasteful number, since it uses less digits than its factorization.
23001311415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1533420769.
The product of its (nonzero) digits is 360, while the sum is 21.
Adding to 23001311415 its reverse (51411310032), we get a palindrome (74412621447).
The spelling of 23001311415 in words is "twenty-three billion, one million, three hundred eleven thousand, four hundred fifteen".
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