Base | Representation |
---|---|
bin | 10100100100000… |
… | …00011000111000 |
3 | 110000120112000100 |
4 | 22102000120320 |
5 | 323124223334 |
6 | 25041035400 |
7 | 4163106063 |
oct | 1222003070 |
9 | 400515010 |
10 | 172492344 |
11 | 89405062 |
12 | 49925b60 |
13 | 2997589b |
14 | 18ca18da |
15 | 10223c99 |
hex | a480638 |
172492344 has 24 divisors (see below), whose sum is σ = 467166960. Its totient is φ = 57497424.
The previous prime is 172492337. The next prime is 172492361. The reversal of 172492344 is 443294271.
It is a tau number, because it is divible by the number of its divisors (24).
It is a super-2 number, since 2×1724923442 = 59507217477228672, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 172492299 and 172492308.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1197792 + ... + 1197935.
It is an arithmetic number, because the mean of its divisors is an integer number (19465290).
Almost surely, 2172492344 is an apocalyptic number.
It is an amenable number.
172492344 is an abundant number, since it is smaller than the sum of its proper divisors (294674616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
172492344 is a wasteful number, since it uses less digits than its factorization.
172492344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2395739 (or 2395732 counting only the distinct ones).
The product of its digits is 48384, while the sum is 36.
The square root of 172492344 is about 13133.6340743908. The cubic root of 172492344 is about 556.6599051772.
The spelling of 172492344 in words is "one hundred seventy-two million, four hundred ninety-two thousand, three hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •