Base | Representation |
---|---|
bin | 111001000100… |
… | …1001011101001 |
3 | 2002022012022011 |
4 | 1302021023221 |
5 | 30130001100 |
6 | 2545155521 |
7 | 512222140 |
oct | 162111351 |
9 | 62265264 |
10 | 29922025 |
11 | 15987951 |
12 | a02bba1 |
13 | 6278653 |
14 | 3d8c757 |
15 | 2960bba |
hex | 1c892e9 |
29922025 has 24 divisors (see below), whose sum is σ = 43114304. Its totient is φ = 20174400.
The previous prime is 29922019. The next prime is 29922029. The reversal of 29922025 is 52022992.
It is a happy number.
It is not a de Polignac number, because 29922025 - 25 = 29921993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (29922029) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9274 + ... + 12076.
Almost surely, 229922025 is an apocalyptic number.
29922025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
29922025 is a deficient number, since it is larger than the sum of its proper divisors (13192279).
29922025 is a wasteful number, since it uses less digits than its factorization.
29922025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2881 (or 2876 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 31.
The square root of 29922025 is about 5470.1028326714. The cubic root of 29922025 is about 310.4538098481.
The spelling of 29922025 in words is "twenty-nine million, nine hundred twenty-two thousand, twenty-five".
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