Base | Representation |
---|---|
bin | 10010001001100… |
… | …01000100101000 |
3 | 101121110211012221 |
4 | 21010301010220 |
5 | 302433311040 |
6 | 23035043424 |
7 | 3526025401 |
oct | 1104610450 |
9 | 347424187 |
10 | 152244520 |
11 | 78a3561a |
12 | 42ba0574 |
13 | 2570671c |
14 | 163109a8 |
15 | d57474a |
hex | 9131128 |
152244520 has 64 divisors (see below), whose sum is σ = 364597200. Its totient is φ = 57016320.
The previous prime is 152244509. The next prime is 152244527. The reversal of 152244520 is 25442251.
It can be written as a sum of positive squares in 8 ways, for example, as 58890276 + 93354244 = 7674^2 + 9662^2 .
It is not an unprimeable number, because it can be changed into a prime (152244527) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163416 + ... + 164344.
Almost surely, 2152244520 is an apocalyptic number.
152244520 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 152244520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182298600).
152244520 is an abundant number, since it is smaller than the sum of its proper divisors (212352680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152244520 is a wasteful number, since it uses less digits than its factorization.
152244520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1198 (or 1194 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 25.
The square root of 152244520 is about 12338.7406164487. The cubic root of 152244520 is about 533.9663508000.
Adding to 152244520 its reverse (25442251), we get a palindrome (177686771).
The spelling of 152244520 in words is "one hundred fifty-two million, two hundred forty-four thousand, five hundred twenty".
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