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29913 = 313259
BaseRepresentation
bin111010011011001
31112000220
413103121
51424123
6350253
7153132
oct72331
945026
1029913
1120524
1215389
1310800
14ac89
158ce3
hex74d9

29913 has 12 divisors (see below), whose sum is σ = 43920. Its totient is φ = 18096.

The previous prime is 29881. The next prime is 29917. The reversal of 29913 is 31992.

It is a happy number.

It is not a de Polignac number, because 29913 - 25 = 29881 is a prime.

29913 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (29917) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 478 + ... + 536.

It is an arithmetic number, because the mean of its divisors is an integer number (3660).

229913 is an apocalyptic number.

It is an amenable number.

29913 is a deficient number, since it is larger than the sum of its proper divisors (14007).

29913 is a wasteful number, since it uses less digits than its factorization.

29913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 75 counting only the distinct ones).

The product of its digits is 486, while the sum is 24.

The square root of 29913 is about 172.9537510435. The cubic root of 29913 is about 31.0422593964.

The spelling of 29913 in words is "twenty-nine thousand, nine hundred thirteen".

Divisors: 1 3 13 39 59 169 177 507 767 2301 9971 29913