Base | Representation |
---|---|
bin | 101100000011… |
… | …0101001101111 |
3 | 1121110101122102 |
4 | 1120012221233 |
5 | 21403032134 |
6 | 2143005315 |
7 | 400212020 |
oct | 130065157 |
9 | 47411572 |
10 | 23095919 |
11 | 12045340 |
12 | 789983b |
13 | 4a28632 |
14 | 30d2c47 |
15 | 206337e |
hex | 1606a6f |
23095919 has 16 divisors (see below), whose sum is σ = 29790720. Its totient is φ = 17374560.
The previous prime is 23095909. The next prime is 23095921. The reversal of 23095919 is 91959032.
It is not a de Polignac number, because 23095919 - 220 = 22047343 is a prime.
It is a super-2 number, since 2×230959192 = 1066842948909122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23095909) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2939 + ... + 7404.
It is an arithmetic number, because the mean of its divisors is an integer number (1861920).
Almost surely, 223095919 is an apocalyptic number.
23095919 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
23095919 is a deficient number, since it is larger than the sum of its proper divisors (6694801).
23095919 is a wasteful number, since it uses less digits than its factorization.
23095919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10390.
The product of its (nonzero) digits is 21870, while the sum is 38.
The square root of 23095919 is about 4805.8213658021. The cubic root of 23095919 is about 284.7814842924.
It can be divided in two parts, 2309 and 5919, that added together give a palindrome (8228).
The spelling of 23095919 in words is "twenty-three million, ninety-five thousand, nine hundred nineteen".
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