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98513045 = 5171158977
BaseRepresentation
bin1011101111100…
…11000010010101
320212100222111022
411313303002111
5200204404140
613435250525
72304230021
oct567630225
9225328438
1098513045
1150676344
1228ba9a45
1317542a57
14d125381
1589ae0b5
hex5df3095

98513045 has 8 divisors (see below), whose sum is σ = 125169624. Its totient is φ = 74174464.

The previous prime is 98513027. The next prime is 98513047. The reversal of 98513045 is 54031589.

It can be written as a sum of positive squares in 4 ways, for example, as 10491121 + 88021924 = 3239^2 + 9382^2 .

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 98513045 - 210 = 98512021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98512996 and 98513014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98513047) 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, 579404 + ... + 579573.

It is an arithmetic number, because the mean of its divisors is an integer number (15646203).

Almost surely, 298513045 is an apocalyptic number.

It is an amenable number.

98513045 is a deficient number, since it is larger than the sum of its proper divisors (26656579).

98513045 is a wasteful number, since it uses less digits than its factorization.

98513045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158999.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 98513045 is about 9925.3737964875. The cubic root of 98513045 is about 461.8467739591.

The spelling of 98513045 in words is "ninety-eight million, five hundred thirteen thousand, forty-five".

Divisors: 1 5 17 85 1158977 5794885 19702609 98513045