Base | Representation |
---|---|
bin | 101100001100… |
… | …0101010000101 |
3 | 1121121010210220 |
4 | 1120120222011 |
5 | 21412412134 |
6 | 2144334553 |
7 | 400640025 |
oct | 130305205 |
9 | 47533726 |
10 | 23169669 |
11 | 12095796 |
12 | 7914459 |
13 | 4a53083 |
14 | 3111a85 |
15 | 207a149 |
hex | 1618a85 |
23169669 has 8 divisors (see below), whose sum is σ = 30987552. Its totient is φ = 15399120.
The previous prime is 23169661. The next prime is 23169677. The reversal of 23169669 is 96696132.
It is an interprime number because it is at equal distance from previous prime (23169661) and next prime (23169677).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23169669 - 23 = 23169661 is a prime.
It is a super-2 number, since 2×231696692 = 1073667123139122, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 23169669.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23169661) 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, 10674 + ... + 12659.
It is an arithmetic number, because the mean of its divisors is an integer number (3873444).
Almost surely, 223169669 is an apocalyptic number.
It is an amenable number.
23169669 is a deficient number, since it is larger than the sum of its proper divisors (7817883).
23169669 is a wasteful number, since it uses less digits than its factorization.
23169669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23667.
The product of its digits is 104976, while the sum is 42.
The square root of 23169669 is about 4813.4882361963. The cubic root of 23169669 is about 285.0842840901.
The spelling of 23169669 in words is "twenty-three million, one hundred sixty-nine thousand, six hundred sixty-nine".
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