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98603431 = 671471693
BaseRepresentation
bin1011110000010…
…01000110100111
320212112120110221
411320021012213
5200220302211
613441225211
72305054363
oct570110647
9225476427
1098603431
1150728243
1229032207
1317574c34
14d14a2a3
1589cac71
hex5e091a7

98603431 has 4 divisors (see below), whose sum is σ = 100075192. Its totient is φ = 97131672.

The previous prime is 98603411. The next prime is 98603443. The reversal of 98603431 is 13430689.

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

It is a cyclic number.

It is not a de Polignac number, because 98603431 - 25 = 98603399 is a prime.

It is a super-2 number, since 2×986034312 = 19445273209943522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98603411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 735780 + ... + 735913.

It is an arithmetic number, because the mean of its divisors is an integer number (25018798).

Almost surely, 298603431 is an apocalyptic number.

98603431 is a deficient number, since it is larger than the sum of its proper divisors (1471761).

98603431 is a wasteful number, since it uses less digits than its factorization.

98603431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471760.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 98603431 is about 9929.9260319501. The cubic root of 98603431 is about 461.9879793603.

The spelling of 98603431 in words is "ninety-eight million, six hundred three thousand, four hundred thirty-one".

Divisors: 1 67 1471693 98603431