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98317141 = 137562857
BaseRepresentation
bin1011101110000…
…11001101010101
320212000000202121
411313003031111
5200132122031
613431135541
72302452616
oct567031525
9225000677
1098317141
115055213a
1228b145b1
13174a4830
14d0b3c0d
158971011
hex5dc3355

98317141 has 4 divisors (see below), whose sum is σ = 105880012. Its totient is φ = 90754272.

The previous prime is 98317133. The next prime is 98317147. The reversal of 98317141 is 14171389.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14171389 = 37337993.

It can be written as a sum of positive squares in 2 ways, for example, as 9090225 + 89226916 = 3015^2 + 9446^2 .

It is a cyclic number.

It is not a de Polignac number, because 98317141 - 23 = 98317133 is a prime.

It is the 9916-th Hogben number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98317097 and 98317106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98317147) by changing a digit.

It is a nontrivial repunit in base 9915.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3781416 + ... + 3781441.

It is an arithmetic number, because the mean of its divisors is an integer number (26470003).

Almost surely, 298317141 is an apocalyptic number.

It is an amenable number.

98317141 is a deficient number, since it is larger than the sum of its proper divisors (7562871).

98317141 is a wasteful number, since it uses less digits than its factorization.

98317141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7562870.

The product of its digits is 6048, while the sum is 34.

The square root of 98317141 is about 9915.5000378196. The cubic root of 98317141 is about 461.5404264710.

The spelling of 98317141 in words is "ninety-eight million, three hundred seventeen thousand, one hundred forty-one".

Divisors: 1 13 7562857 98317141