Base | Representation |
---|---|
bin | 11100010111111100… |
… | …01001110100111001 |
3 | 1110022122000011110221 |
4 | 32023332021310321 |
5 | 222144201244324 |
6 | 10555324540041 |
7 | 1046331205462 |
oct | 161376116471 |
9 | 43278004427 |
10 | 15233228089 |
11 | 650783a802 |
12 | 2b516b1621 |
13 | 1589c68741 |
14 | a471b5d69 |
15 | 5e25340e4 |
hex | 38bf89d39 |
15233228089 has 4 divisors (see below), whose sum is σ = 15236017920. Its totient is φ = 15230438260.
The previous prime is 15233228069. The next prime is 15233228123. The reversal of 15233228089 is 98082233251.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98082233251 = 1049 ⋅93500699.
It is a cyclic number.
It is not a de Polignac number, because 15233228089 - 25 = 15233228057 is a prime.
It is a super-2 number, since 2×152332280892 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (15233228069) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1386709 + ... + 1397650.
It is an arithmetic number, because the mean of its divisors is an integer number (3809004480).
Almost surely, 215233228089 is an apocalyptic number.
It is an amenable number.
15233228089 is a deficient number, since it is larger than the sum of its proper divisors (2789831).
15233228089 is an equidigital number, since it uses as much as digits as its factorization.
15233228089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2789830.
The product of its (nonzero) digits is 207360, while the sum is 43.
The spelling of 15233228089 in words is "fifteen billion, two hundred thirty-three million, two hundred twenty-eight thousand, eighty-nine".
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