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98102413 = 717713669
BaseRepresentation
bin1011101100011…
…10110010001101
320211121010012201
411312032302031
5200103234123
613422401501
72300566603
oct566166215
9224533181
1098102413
1150415882
1228a30291
131742ab86
14d059873
15892c5ad
hex5d8ec8d

98102413 has 4 divisors (see below), whose sum is σ = 98123260. Its totient is φ = 98081568.

The previous prime is 98102401. The next prime is 98102441. The reversal of 98102413 is 31420189.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 83942244 + 14160169 = 9162^2 + 3763^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-98102413 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 (98102513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343 + ... + 14011.

It is an arithmetic number, because the mean of its divisors is an integer number (24530815).

Almost surely, 298102413 is an apocalyptic number.

It is an amenable number.

98102413 is a deficient number, since it is larger than the sum of its proper divisors (20847).

98102413 is a wasteful number, since it uses less digits than its factorization.

98102413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20846.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 98102413 is about 9904.6662235534. Note that the first 3 decimals coincide. The cubic root of 98102413 is about 461.2041748625.

The spelling of 98102413 in words is "ninety-eight million, one hundred two thousand, four hundred thirteen".

Divisors: 1 7177 13669 98102413