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98015125 = 531360317
BaseRepresentation
bin1011101011110…
…01011110010101
320211102200110211
411311321132111
5200042441000
613420445421
72300054245
oct565713625
9224380424
1098015125
115036623a
12289a9871
13173ca220
14d035b25
1589117ba
hex5d79795

98015125 has 16 divisors (see below), whose sum is σ = 131734512. Its totient is φ = 72379200.

The previous prime is 98015119. The next prime is 98015131. The reversal of 98015125 is 52151089.

It is an interprime number because it is at equal distance from previous prime (98015119) and next prime (98015131).

It can be written as a sum of positive squares in 8 ways, for example, as 81685444 + 16329681 = 9038^2 + 4041^2 .

It is not a de Polignac number, because 98015125 - 29 = 98014613 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 28534 + ... + 31783.

It is an arithmetic number, because the mean of its divisors is an integer number (8233407).

Almost surely, 298015125 is an apocalyptic number.

It is an amenable number.

98015125 is a deficient number, since it is larger than the sum of its proper divisors (33719387).

98015125 is a wasteful number, since it uses less digits than its factorization.

98015125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60345 (or 60335 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 31.

The square root of 98015125 is about 9900.2588350002. The cubic root of 98015125 is about 461.0673466418.

It can be divided in two parts, 980 and 15125, that multiplied together give a square (14822500 = 38502).

The spelling of 98015125 in words is "ninety-eight million, fifteen thousand, one hundred twenty-five".

Divisors: 1 5 13 25 65 125 325 1625 60317 301585 784121 1507925 3920605 7539625 19603025 98015125