Base | Representation |
---|---|
bin | 10010001001010… |
… | …01101110000101 |
3 | 101121102021220120 |
4 | 21010221232011 |
5 | 302431330110 |
6 | 23034252153 |
7 | 3525541530 |
oct | 1104515605 |
9 | 347367816 |
10 | 152214405 |
11 | 78a14a32 |
12 | 42b87059 |
13 | 256c5ac5 |
14 | 16303a17 |
15 | d56a870 |
hex | 9129b85 |
152214405 has 16 divisors (see below), whose sum is σ = 278335104. Its totient is φ = 69583680.
The previous prime is 152214389. The next prime is 152214409. The reversal of 152214405 is 504412251.
It is not a de Polignac number, because 152214405 - 24 = 152214389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152214409) 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, 724726 + ... + 724935.
It is an arithmetic number, because the mean of its divisors is an integer number (17395944).
Almost surely, 2152214405 is an apocalyptic number.
152214405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
152214405 is a deficient number, since it is larger than the sum of its proper divisors (126120699).
152214405 is a wasteful number, since it uses less digits than its factorization.
152214405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1449676.
The product of its (nonzero) digits is 1600, while the sum is 24.
The square root of 152214405 is about 12337.5202127494. The cubic root of 152214405 is about 533.9311410881.
Adding to 152214405 its reverse (504412251), we get a palindrome (656626656).
The spelling of 152214405 in words is "one hundred fifty-two million, two hundred fourteen thousand, four hundred five".
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