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29113619 = 314312179
BaseRepresentation
bin110111100001…
…1110100010011
32000210010101012
41233003310103
524423113434
62520001135
7502314233
oct157036423
960703335
1029113619
1115485547
1299001ab
1360546c2
143c1bcc3
1528513ce
hex1bc3d13

29113619 has 8 divisors (see below), whose sum is σ = 30136320. Its totient is φ = 28096200.

The previous prime is 29113559. The next prime is 29113631. The reversal of 29113619 is 91631192.

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

It is a cyclic number.

It is not a de Polignac number, because 29113619 - 212 = 29109523 is a prime.

It is a super-2 number, since 2×291136192 = 1695205622554322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29113219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12272 + ... + 14450.

It is an arithmetic number, because the mean of its divisors is an integer number (3767040).

Almost surely, 229113619 is an apocalyptic number.

29113619 is a deficient number, since it is larger than the sum of its proper divisors (1022701).

29113619 is a wasteful number, since it uses less digits than its factorization.

29113619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641.

The product of its digits is 2916, while the sum is 32.

The square root of 29113619 is about 5395.7037539138. The cubic root of 29113619 is about 307.6323936916.

The spelling of 29113619 in words is "twenty-nine million, one hundred thirteen thousand, six hundred nineteen".

Divisors: 1 31 431 2179 13361 67549 939149 29113619