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159380 = 22513613
BaseRepresentation
bin100110111010010100
322002121222
4212322110
520100010
63225512
71232444
oct467224
9262558
10159380
11a9821
1278298
1357710
1442124
1532355
hex26e94

159380 has 24 divisors (see below), whose sum is σ = 361032. Its totient is φ = 58752.

The previous prime is 159361. The next prime is 159389. The reversal of 159380 is 83951.

159380 is nontrivially palindromic in base 14.

159380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8836 + 150544 = 94^2 + 388^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159389) by changing a digit.

159380 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 7 ways as a sum of consecutive naturals, for example, 47 + ... + 566.

It is an arithmetic number, because the mean of its divisors is an integer number (15043).

2159380 is an apocalyptic number.

159380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159380 is an abundant number, since it is smaller than the sum of its proper divisors (201652).

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

159380 is a wasteful number, since it uses less digits than its factorization.

159380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 633 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 159380 is about 399.2242477606. The cubic root of 159380 is about 54.2181391065.

The spelling of 159380 in words is "one hundred fifty-nine thousand, three hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 613 1226 2452 3065 6130 7969 12260 15938 31876 39845 79690 159380