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87950 = 2521759
BaseRepresentation
bin10101011110001110
311110122102
4111132032
510303300
61515102
7514262
oct253616
9143572
1087950
1160095
1242a92
1331055
14240a2
151b0d5
hex1578e

87950 has 12 divisors (see below), whose sum is σ = 163680. Its totient is φ = 35160.

The previous prime is 87943. The next prime is 87959. The reversal of 87950 is 5978.

It is a happy number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87959) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 830 + ... + 929.

It is an arithmetic number, because the mean of its divisors is an integer number (13640).

287950 is an apocalyptic number.

87950 is a deficient number, since it is larger than the sum of its proper divisors (75730).

87950 is a wasteful number, since it uses less digits than its factorization.

87950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771 (or 1766 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 87950 is about 296.5636525267. The cubic root of 87950 is about 44.4711760484.

It can be divided in two parts, 879 and 50, that added together give a palindrome (929).

The spelling of 87950 in words is "eighty-seven thousand, nine hundred fifty".

Divisors: 1 2 5 10 25 50 1759 3518 8795 17590 43975 87950