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9902413 = 79163769
BaseRepresentation
bin100101110001…
…100101001101
3200122002120001
4211301211031
510013334123
6552124301
7150112003
oct45614515
920562501
109902413
115653914
123396691
132089321
14145aa73
15d090ad
hex97194d

9902413 has 8 divisors (see below), whose sum is σ = 10102400. Its totient is φ = 9704448.

The previous prime is 9902411. The next prime is 9902419. The reversal of 9902413 is 3142099.

It is a happy number.

9902413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a 5-Lehmer number, since φ(9902413) divides (9902413-1)5.

It is a cyclic number.

It is not a de Polignac number, because 9902413 - 21 = 9902411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9902411) 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, 12493 + ... + 13261.

It is an arithmetic number, because the mean of its divisors is an integer number (1262800).

Almost surely, 29902413 is an apocalyptic number.

It is an amenable number.

9902413 is a deficient number, since it is larger than the sum of its proper divisors (199987).

9902413 is a wasteful number, since it uses less digits than its factorization.

9902413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 9902413 is about 3146.8099720193. The cubic root of 9902413 is about 214.7403608180.

It can be divided in two parts, 990 and 2413, that added together give a triangular number (3403 = T82).

The spelling of 9902413 in words is "nine million, nine hundred two thousand, four hundred thirteen".

Divisors: 1 79 163 769 12877 60751 125347 9902413