Base | Representation |
---|---|
bin | 110111110111… |
… | …0111110111001 |
3 | 2001010002220120 |
4 | 1233232332321 |
5 | 24444243200 |
6 | 2523443453 |
7 | 503651553 |
oct | 157567671 |
9 | 61102816 |
10 | 29290425 |
11 | 1559636a |
12 | 9986589 |
13 | 60b7018 |
14 | 3c664d3 |
15 | 28889a0 |
hex | 1beefb9 |
29290425 has 12 divisors (see below), whose sum is σ = 48426960. Its totient is φ = 15621520.
The previous prime is 29290409. The next prime is 29290427. The reversal of 29290425 is 52409292.
It is not a de Polignac number, because 29290425 - 24 = 29290409 is a prime.
It is not an unprimeable number, because it can be changed into a prime (29290427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 195195 + ... + 195344.
It is an arithmetic number, because the mean of its divisors is an integer number (4035580).
Almost surely, 229290425 is an apocalyptic number.
29290425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
29290425 is a deficient number, since it is larger than the sum of its proper divisors (19136535).
29290425 is a wasteful number, since it uses less digits than its factorization.
29290425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 390552 (or 390547 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 33.
The square root of 29290425 is about 5412.0629153771. The cubic root of 29290425 is about 308.2538842454.
The spelling of 29290425 in words is "twenty-nine million, two hundred ninety thousand, four hundred twenty-five".
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