Base | Representation |
---|---|
bin | 10101011011100100… |
… | …001011000000100111 |
3 | 2012101200100020001022 |
4 | 111123210023000213 |
5 | 334111311423130 |
6 | 14323210321355 |
7 | 1443143441651 |
oct | 253344130047 |
9 | 65350306038 |
10 | 23011045415 |
11 | 9839154006 |
12 | 456242925b |
13 | 2229458807 |
14 | 11841656d1 |
15 | 8ea2927e5 |
hex | 55b90b027 |
23011045415 has 4 divisors (see below), whose sum is σ = 27613254504. Its totient is φ = 18408836328.
The previous prime is 23011045391. The next prime is 23011045427. The reversal of 23011045415 is 51454011032.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23011045415 - 28 = 23011045159 is a prime.
It is a super-2 number, since 2×230110454152 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2301104537 + ... + 2301104546.
It is an arithmetic number, because the mean of its divisors is an integer number (6903313626).
Almost surely, 223011045415 is an apocalyptic number.
23011045415 is a deficient number, since it is larger than the sum of its proper divisors (4602209089).
23011045415 is an equidigital number, since it uses as much as digits as its factorization.
23011045415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4602209088.
The product of its (nonzero) digits is 2400, while the sum is 26.
Adding to 23011045415 its reverse (51454011032), we get a palindrome (74465056447).
The spelling of 23011045415 in words is "twenty-three billion, eleven million, forty-five thousand, four hundred fifteen".
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