Base | Representation |
---|---|
bin | 10010001000000… |
… | …10001011011000 |
3 | 101121010001201212 |
4 | 21010002023120 |
5 | 302411134230 |
6 | 23031002252 |
7 | 3524265401 |
oct | 1104021330 |
9 | 347101655 |
10 | 152052440 |
11 | 78914281 |
12 | 42b09388 |
13 | 2566a177 |
14 | 162a09a8 |
15 | d537895 |
hex | 91022d8 |
152052440 has 64 divisors (see below), whose sum is σ = 366336000. Its totient is φ = 56626560.
The previous prime is 152052361. The next prime is 152052469. The reversal of 152052440 is 44250251.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43145 + ... + 46535.
It is an arithmetic number, because the mean of its divisors is an integer number (5724000).
Almost surely, 2152052440 is an apocalyptic number.
152052440 is a gapful number since it is divisible by the number (10) 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 152052440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183168000).
152052440 is an abundant number, since it is smaller than the sum of its proper divisors (214283560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152052440 is a wasteful number, since it uses less digits than its factorization.
152052440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3480 (or 3476 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 23.
The square root of 152052440 is about 12330.9545453708. The cubic root of 152052440 is about 533.7416959257.
The spelling of 152052440 in words is "one hundred fifty-two million, fifty-two thousand, four hundred forty".
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