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29005002 = 23213123953
BaseRepresentation
bin110111010100…
…1010011001010
32000120121101100
41232221103022
524411130002
62513402230
7501352455
oct156512312
960517340
1029005002
1115410984
129869376
136017130
143bd049c
15282e11c
hex1ba94ca

29005002 has 24 divisors (see below), whose sum is σ = 67678884. Its totient is φ = 8924544.

The previous prime is 29004979. The next prime is 29005013. The reversal of 29005002 is 20050092.

It can be written as a sum of positive squares in 2 ways, for example, as 28100601 + 904401 = 5301^2 + 951^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 61743 + ... + 62210.

Almost surely, 229005002 is an apocalyptic number.

29005002 is an abundant number, since it is smaller than the sum of its proper divisors (38673882).

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

29005002 is a wasteful number, since it uses less digits than its factorization.

29005002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123974 (or 123971 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 29005002 is about 5385.6292111507. The cubic root of 29005002 is about 307.2493456091.

Adding to 29005002 its reverse (20050092), we get a palindrome (49055094).

The spelling of 29005002 in words is "twenty-nine million, five thousand, two".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 123953 247906 371859 743718 1115577 1611389 2231154 3222778 4834167 9668334 14502501 29005002