Base | Representation |
---|---|
bin | 101100110010… |
… | …0101101010100 |
3 | 1122011222010001 |
4 | 1121210231110 |
5 | 22002344142 |
6 | 2155141044 |
7 | 403405141 |
oct | 131445524 |
9 | 48158101 |
10 | 23481172 |
11 | 12288830 |
12 | 7a44784 |
13 | 4b31ab0 |
14 | 31933c8 |
15 | 20dc5b7 |
hex | 1664b54 |
23481172 has 24 divisors (see below), whose sum is σ = 48277152. Its totient is φ = 9852000.
The previous prime is 23481163. The next prime is 23481181. The reversal of 23481172 is 27118432.
It is an interprime number because it is at equal distance from previous prime (23481163) and next prime (23481181).
It is a self number, because there is not a number n which added to its sum of digits gives 23481172.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19954 + ... + 21097.
It is an arithmetic number, because the mean of its divisors is an integer number (2011548).
Almost surely, 223481172 is an apocalyptic number.
23481172 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
23481172 is an abundant number, since it is smaller than the sum of its proper divisors (24795980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23481172 is a wasteful number, since it uses less digits than its factorization.
23481172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41079 (or 41077 counting only the distinct ones).
The product of its digits is 2688, while the sum is 28.
The square root of 23481172 is about 4845.7375083675. The cubic root of 23481172 is about 286.3561995427.
It can be divided in two parts, 23481 and 172, that added together give a triangular number (23653 = T217).
The spelling of 23481172 in words is "twenty-three million, four hundred eighty-one thousand, one hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •