Base | Representation |
---|---|
bin | 10100100001001… |
… | …10100101010000 |
3 | 102222212211102100 |
4 | 22100212211100 |
5 | 323030440441 |
6 | 25025120400 |
7 | 4160014455 |
oct | 1220464520 |
9 | 388784370 |
10 | 172124496 |
11 | 89183755 |
12 | 49789100 |
13 | 2987731b |
14 | 18c0782c |
15 | 1019ecb6 |
hex | a426950 |
172124496 has 120 divisors (see below), whose sum is σ = 517065120. Its totient is φ = 53284608.
The previous prime is 172124467. The next prime is 172124527. The reversal of 172124496 is 694421271.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 172124496.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144415 + ... + 145601.
It is an arithmetic number, because the mean of its divisors is an integer number (4308876).
Almost surely, 2172124496 is an apocalyptic number.
172124496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 172124496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258532560).
172124496 is an abundant number, since it is smaller than the sum of its proper divisors (344940624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
172124496 is a wasteful number, since it uses less digits than its factorization.
172124496 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1273 (or 1264 counting only the distinct ones).
The product of its digits is 24192, while the sum is 36.
The square root of 172124496 is about 13119.6225555463. The cubic root of 172124496 is about 556.2639224559.
The spelling of 172124496 in words is "one hundred seventy-two million, one hundred twenty-four thousand, four hundred ninety-six".
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