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29868708 = 22312891931
BaseRepresentation
bin111000111110…
…0001010100100
32002012111011110
41301330022210
530121244313
62544105020
7511610532
oct161741244
962174143
1029868708
1115950891
12a005170
13625a2bc
143d77152
15294eec3
hex1c7c2a4

29868708 has 24 divisors (see below), whose sum is σ = 69783840. Its totient is φ = 9943360.

The previous prime is 29868679. The next prime is 29868739. The reversal of 29868708 is 80786892.

It is a happy 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, 14503 + ... + 16433.

It is an arithmetic number, because the mean of its divisors is an integer number (2907660).

Almost surely, 229868708 is an apocalyptic number.

It is an amenable number.

29868708 is an abundant number, since it is smaller than the sum of its proper divisors (39915132).

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

29868708 is a wasteful number, since it uses less digits than its factorization.

29868708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3227 (or 3225 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 48.

The square root of 29868708 is about 5465.2271681971. The cubic root of 29868708 is about 310.2693046556.

It can be divided in two parts, 298 and 68708, that added together give a triangular number (69006 = T371).

The spelling of 29868708 in words is "twenty-nine million, eight hundred sixty-eight thousand, seven hundred eight".

Divisors: 1 2 3 4 6 12 1289 1931 2578 3862 3867 5156 5793 7724 7734 11586 15468 23172 2489059 4978118 7467177 9956236 14934354 29868708