Base | Representation |
---|---|
bin | 10010001011110… |
… | …01100100000000 |
3 | 101122000220111222 |
4 | 21011321210000 |
5 | 303022311230 |
6 | 23045254212 |
7 | 3531403142 |
oct | 1105714400 |
9 | 348026458 |
10 | 152541440 |
11 | 79118707 |
12 | 43104368 |
13 | 257ab90c |
14 | 1638ac92 |
15 | d5d26e5 |
hex | 9179900 |
152541440 has 36 divisors (see below), whose sum is σ = 365387484. Its totient is φ = 61016064.
The previous prime is 152541439. The next prime is 152541449. The reversal of 152541440 is 44145251.
It can be written as a sum of positive squares in 2 ways, for example, as 103876864 + 48664576 = 10192^2 + 6976^2 .
It is not an unprimeable number, because it can be changed into a prime (152541449) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58307 + ... + 60866.
Almost surely, 2152541440 is an apocalyptic number.
152541440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
152541440 is an abundant number, since it is smaller than the sum of its proper divisors (212846044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152541440 is an equidigital number, since it uses as much as digits as its factorization.
152541440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119194 (or 119180 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 26.
The square root of 152541440 is about 12350.7667778159. The cubic root of 152541440 is about 534.3132539944.
Adding to 152541440 its reverse (44145251), we get a palindrome (196686691).
The spelling of 152541440 in words is "one hundred fifty-two million, five hundred forty-one thousand, four hundred forty".
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