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158088 = 2337941
BaseRepresentation
bin100110100110001000
322000212010
4212212020
520024323
63215520
71225620
oct464610
9260763
10158088
11a8857
12775a0
1356c58
1441880
1531c93
hex26988

158088 has 32 divisors (see below), whose sum is σ = 452160. Its totient is φ = 45120.

The previous prime is 158077. The next prime is 158113. The reversal of 158088 is 880851.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

158088 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303 + ... + 638.

It is an arithmetic number, because the mean of its divisors is an integer number (14130).

2158088 is an apocalyptic number.

It is an amenable number.

158088 is an abundant number, since it is smaller than the sum of its proper divisors (294072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158088 is a wasteful number, since it uses less digits than its factorization.

158088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957 (or 953 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 30.

The square root of 158088 is about 397.6028168914. The cubic root of 158088 is about 54.0712365735.

The spelling of 158088 in words is "one hundred fifty-eight thousand, eighty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 941 1882 2823 3764 5646 6587 7528 11292 13174 19761 22584 26348 39522 52696 79044 158088