Base | Representation |
---|---|
bin | 111000000101… |
… | …1111010011101 |
3 | 2001100010110110 |
4 | 1300023322131 |
5 | 30012041200 |
6 | 2530200233 |
7 | 504654210 |
oct | 160137235 |
9 | 61303413 |
10 | 29408925 |
11 | 156673a7 |
12 | 9a23079 |
13 | 6128c40 |
14 | 3c97777 |
15 | 28adb50 |
hex | 1c0be9d |
29408925 has 96 divisors (see below), whose sum is σ = 62218240. Its totient is φ = 11923200.
The previous prime is 29408909. The next prime is 29408957. The reversal of 29408925 is 52980492.
It is not a de Polignac number, because 29408925 - 24 = 29408909 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 211506 + ... + 211644.
Almost surely, 229408925 is an apocalyptic number.
29408925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
29408925 is an abundant number, since it is smaller than the sum of its proper divisors (32809315).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29408925 is a wasteful number, since it uses less digits than its factorization.
29408925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 203 (or 198 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 39.
The square root of 29408925 is about 5422.9996312004. Note that the first 3 decimals coincide. The cubic root of 29408925 is about 308.6690248617.
The spelling of 29408925 in words is "twenty-nine million, four hundred eight thousand, nine hundred twenty-five".
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