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158056 = 2323859
BaseRepresentation
bin100110100101101000
322000210221
4212211220
520024211
63215424
71225543
oct464550
9260727
10158056
11a8828
1277574
1356c32
144185a
1531c71
hex26968

158056 has 16 divisors (see below), whose sum is σ = 309600. Its totient is φ = 75504.

The previous prime is 158047. The next prime is 158071. The reversal of 158056 is 650851.

It is a self number, because there is not a number n which added to its sum of digits gives 158056.

It is an unprimeable number.

158056 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246 + ... + 613.

It is an arithmetic number, because the mean of its divisors is an integer number (19350).

2158056 is an apocalyptic number.

It is an amenable number.

158056 is a deficient number, since it is larger than the sum of its proper divisors (151544).

158056 is a wasteful number, since it uses less digits than its factorization.

158056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888 (or 884 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 158056 is about 397.5625736912. The cubic root of 158056 is about 54.0675879805.

It can be divided in two parts, 15805 and 6, that multiplied together give a triangular number (94830 = T435).

The spelling of 158056 in words is "one hundred fifty-eight thousand, fifty-six".

Divisors: 1 2 4 8 23 46 92 184 859 1718 3436 6872 19757 39514 79028 158056