Base | Representation |
---|---|
bin | 10010001011101… |
… | …11110110010100 |
3 | 101122000112212222 |
4 | 21011313312110 |
5 | 303022100140 |
6 | 23045201512 |
7 | 3531343523 |
oct | 1105676624 |
9 | 348015788 |
10 | 152534420 |
11 | 79113405 |
12 | 43100298 |
13 | 257a866c |
14 | 163884ba |
15 | d5d05b5 |
hex | 9177d94 |
152534420 has 12 divisors (see below), whose sum is σ = 320322324. Its totient is φ = 61013760.
The previous prime is 152534419. The next prime is 152534423. The reversal of 152534420 is 24435251.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 119333776 + 33200644 = 10924^2 + 5762^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 152534420.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152534423) 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, 3813341 + ... + 3813380.
It is an arithmetic number, because the mean of its divisors is an integer number (26693527).
Almost surely, 2152534420 is an apocalyptic number.
152534420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
152534420 is an abundant number, since it is smaller than the sum of its proper divisors (167787904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152534420 is a wasteful number, since it uses less digits than its factorization.
152534420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7626730 (or 7626728 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 152534420 is about 12350.4825816646. The cubic root of 152534420 is about 534.3050574532.
Adding to 152534420 its reverse (24435251), we get a palindrome (176969671).
The spelling of 152534420 in words is "one hundred fifty-two million, five hundred thirty-four thousand, four hundred twenty".
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