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83098253 = 729409351
BaseRepresentation
bin1001111001111…
…11101010001101
312210100211101002
410330333222031
5132233121003
612125030045
72026215650
oct474775215
9183324332
1083098253
11429a7a47
12239b5325
13142a6684
14b071897
157466a88
hex4f3fa8d

83098253 has 8 divisors (see below), whose sum is σ = 98244480. Its totient is φ = 68770800.

The previous prime is 83098219. The next prime is 83098289. The reversal of 83098253 is 35289038.

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

It is not a de Polignac number, because 83098253 - 212 = 83094157 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 (83095253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204473 + ... + 204878.

It is an arithmetic number, because the mean of its divisors is an integer number (12280560).

Almost surely, 283098253 is an apocalyptic number.

It is an amenable number.

83098253 is a deficient number, since it is larger than the sum of its proper divisors (15146227).

83098253 is a wasteful number, since it uses less digits than its factorization.

83098253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409387.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 83098253 is about 9115.8243181843. The cubic root of 83098253 is about 436.3791223763.

The spelling of 83098253 in words is "eighty-three million, ninety-eight thousand, two hundred fifty-three".

Divisors: 1 7 29 203 409351 2865457 11871179 83098253