Base | Representation |
---|---|
bin | 1100101000010… |
… | …1101101101010 |
3 | 10200200111002020 |
4 | 3022011231222 |
5 | 102030221430 |
6 | 5131245310 |
7 | 1212202260 |
oct | 312055552 |
9 | 120614066 |
10 | 52976490 |
11 | 279a4026 |
12 | 158a9836 |
13 | ac8b148 |
14 | 7070430 |
15 | 49b6b10 |
hex | 3285b6a |
52976490 has 64 divisors (see below), whose sum is σ = 145926144. Its totient is φ = 12057408.
The previous prime is 52976477. The next prime is 52976491. The reversal of 52976490 is 9467925.
52976490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (52976491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72507 + ... + 73233.
It is an arithmetic number, because the mean of its divisors is an integer number (2280096).
Almost surely, 252976490 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52976490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72963072).
52976490 is an abundant number, since it is smaller than the sum of its proper divisors (92949654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52976490 is a wasteful number, since it uses less digits than its factorization.
52976490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1091.
The product of its (nonzero) digits is 136080, while the sum is 42.
The square root of 52976490 is about 7278.4950367504. The cubic root of 52976490 is about 375.5730261523.
The spelling of 52976490 in words is "fifty-two million, nine hundred seventy-six thousand, four hundred ninety".
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