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29828901 = 315763331
BaseRepresentation
bin111000111001…
…0011100100101
32002010110120010
41301302130211
530114011101
62543200433
7511353504
oct161623445
962113503
1029828901
1115923993
129ba6119
13624514b
143d6683b
1529432d6
hex1c72725

29828901 has 8 divisors (see below), whose sum is σ = 40025824. Its totient is φ = 19758960.

The previous prime is 29828891. The next prime is 29828921. The reversal of 29828901 is 10982892.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-29828901 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 29828901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29828921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31195 + ... + 32136.

It is an arithmetic number, because the mean of its divisors is an integer number (5003228).

Almost surely, 229828901 is an apocalyptic number.

It is an amenable number.

29828901 is a deficient number, since it is larger than the sum of its proper divisors (10196923).

29828901 is a wasteful number, since it uses less digits than its factorization.

29828901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63491.

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 29828901 is about 5461.5841108601. The cubic root of 29828901 is about 310.1314080417.

The spelling of 29828901 in words is "twenty-nine million, eight hundred twenty-eight thousand, nine hundred one".

Divisors: 1 3 157 471 63331 189993 9942967 29828901