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29925294 = 237712507
BaseRepresentation
bin111001000100…
…1111110101110
32002022100210020
41302021332232
530130102134
62545223010
7512234520
oct162117656
962270706
1029925294
111598a353
12a031a66
136279c99
143d8da10
152961b49
hex1c89fae

29925294 has 16 divisors (see below), whose sum is σ = 68400768. Its totient is φ = 8550072.

The previous prime is 29925289. The next prime is 29925347. The reversal of 29925294 is 49252992.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 712507 = 29925294 / (2 + 9 + 9 + 2 + 5 + 2 + 9 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356212 + ... + 356295.

It is an arithmetic number, because the mean of its divisors is an integer number (4275048).

Almost surely, 229925294 is an apocalyptic number.

29925294 is an abundant number, since it is smaller than the sum of its proper divisors (38475474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29925294 is a wasteful number, since it uses less digits than its factorization.

29925294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712519.

The product of its digits is 116640, while the sum is 42.

The square root of 29925294 is about 5470.4016305935. The cubic root of 29925294 is about 310.4651151942.

The spelling of 29925294 in words is "twenty-nine million, nine hundred twenty-five thousand, two hundred ninety-four".

Divisors: 1 2 3 6 7 14 21 42 712507 1425014 2137521 4275042 4987549 9975098 14962647 29925294