Search a number
-
+
102590 = 2510259
BaseRepresentation
bin11001000010111110
312012201122
4121002332
511240330
62110542
7605045
oct310276
9165648
10102590
1170094
124b452
1337907
142955c
15205e5
hex190be

102590 has 8 divisors (see below), whose sum is σ = 184680. Its totient is φ = 41032.

The previous prime is 102587. The next prime is 102593. The reversal of 102590 is 95201.

It is an interprime number because it is at equal distance from previous prime (102587) and next prime (102593).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 102590.

It is not an unprimeable number, because it can be changed into a prime (102593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5120 + ... + 5139.

It is an arithmetic number, because the mean of its divisors is an integer number (23085).

2102590 is an apocalyptic number.

102590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102590 is a deficient number, since it is larger than the sum of its proper divisors (82090).

102590 is a wasteful number, since it uses less digits than its factorization.

102590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10266.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 102590 is about 320.2967374170. The cubic root of 102590 is about 46.8132015257.

Adding to 102590 its reverse (95201), we get a palindrome (197791).

The spelling of 102590 in words is "one hundred two thousand, five hundred ninety".

Divisors: 1 2 5 10 10259 20518 51295 102590