Base | Representation |
---|---|
bin | 10010001010111… |
… | …00010000100100 |
3 | 101121210210212111 |
4 | 21011130100210 |
5 | 303004441122 |
6 | 23042530404 |
7 | 3530363203 |
oct | 1105342044 |
9 | 347723774 |
10 | 152421412 |
11 | 79046510 |
12 | 43066a04 |
13 | 257690b0 |
14 | 1635923a |
15 | d5abd77 |
hex | 915c424 |
152421412 has 48 divisors (see below), whose sum is σ = 320709312. Its totient is φ = 62455680.
The previous prime is 152421407. The next prime is 152421431. The reversal of 152421412 is 214124251.
It is a Harshad number since it is a multiple of its sum of digits (22).
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, 21498 + ... + 27694.
It is an arithmetic number, because the mean of its divisors is an integer number (6681444).
Almost surely, 2152421412 is an apocalyptic number.
It is an amenable number.
152421412 is an abundant number, since it is smaller than the sum of its proper divisors (168287900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152421412 is a wasteful number, since it uses less digits than its factorization.
152421412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6268 (or 6266 counting only the distinct ones).
The product of its digits is 640, while the sum is 22.
The square root of 152421412 is about 12345.9066900734. The cubic root of 152421412 is about 534.1730748632.
Adding to 152421412 its reverse (214124251), we get a palindrome (366545663).
The spelling of 152421412 in words is "one hundred fifty-two million, four hundred twenty-one thousand, four hundred twelve".
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