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113998 = 256999
BaseRepresentation
bin11011110101001110
312210101011
4123311032
512121443
62235434
7653233
oct336516
9183334
10113998
1178715
1255b7a
133cb71
142d78a
1523b9d
hex1bd4e

113998 has 4 divisors (see below), whose sum is σ = 171000. Its totient is φ = 56998.

The previous prime is 113989. The next prime is 114001. The reversal of 113998 is 899311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 899311 = 7128473.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28498 + ... + 28501.

It is an arithmetic number, because the mean of its divisors is an integer number (42750).

2113998 is an apocalyptic number.

113998 is a deficient number, since it is larger than the sum of its proper divisors (57002).

113998 is an equidigital number, since it uses as much as digits as its factorization.

113998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57001.

The product of its digits is 1944, while the sum is 31.

The square root of 113998 is about 337.6358985653. The cubic root of 113998 is about 48.4877923007.

It can be divided in two parts, 113 and 998, that added together give a palindrome (1111).

The spelling of 113998 in words is "one hundred thirteen thousand, nine hundred ninety-eight".

Divisors: 1 2 56999 113998