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158012 = 2239503
BaseRepresentation
bin100110100100111100
322000202022
4212210330
520024022
63215312
71225451
oct464474
9260668
10158012
11a8798
1277538
1356bca
1441828
1531c42
hex2693c

158012 has 6 divisors (see below), whose sum is σ = 276528. Its totient is φ = 79004.

The previous prime is 158009. The next prime is 158017. The reversal of 158012 is 210851.

158012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19748 + ... + 19755.

It is an arithmetic number, because the mean of its divisors is an integer number (46088).

2158012 is an apocalyptic number.

It is an amenable number.

158012 is a deficient number, since it is larger than the sum of its proper divisors (118516).

158012 is a wasteful number, since it uses less digits than its factorization.

158012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39507 (or 39505 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 158012 is about 397.5072326386. The cubic root of 158012 is about 54.0625703609.

Adding to 158012 its reverse (210851), we get a palindrome (368863).

The spelling of 158012 in words is "one hundred fifty-eight thousand, twelve".

Divisors: 1 2 4 39503 79006 158012