Base | Representation |
---|---|
bin | 10010001010111… |
… | …00011101100000 |
3 | 101121210212000011 |
4 | 21011130131200 |
5 | 303010002430 |
6 | 23042534304 |
7 | 3530365465 |
oct | 1105343540 |
9 | 347725004 |
10 | 152422240 |
11 | 790470a3 |
12 | 43067394 |
13 | 25769599 |
14 | 1635966c |
15 | d5ac22a |
hex | 915c760 |
152422240 has 48 divisors (see below), whose sum is σ = 369844272. Its totient is φ = 59318784.
The previous prime is 152422217. The next prime is 152422247. The reversal of 152422240 is 42224251.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152422247) 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, 6954 + ... + 18793.
It is an arithmetic number, because the mean of its divisors is an integer number (7705089).
Almost surely, 2152422240 is an apocalyptic number.
152422240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
152422240 is an abundant number, since it is smaller than the sum of its proper divisors (217422032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152422240 is a wasteful number, since it uses less digits than its factorization.
152422240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25799 (or 25791 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 152422240 is about 12345.9402234095. The cubic root of 152422240 is about 534.1740421256.
Adding to 152422240 its reverse (42224251), we get a palindrome (194646491).
The spelling of 152422240 in words is "one hundred fifty-two million, four hundred twenty-two thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •