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156146 = 2101773
BaseRepresentation
bin100110000111110010
321221012012
4212013302
514444041
63202522
71220144
oct460762
9257165
10156146
11a7351
1276442
13560c3
1440c94
15313eb
hex261f2

156146 has 8 divisors (see below), whose sum is σ = 236844. Its totient is φ = 77200.

The previous prime is 156139. The next prime is 156151. The reversal of 156146 is 641651.

156146 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 2 ways, for example, as 156025 + 121 = 395^2 + 11^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

156146 is a repfigit number.

It is a nialpdrome in base 12.

It is an unprimeable number.

156146 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, 185 + ... + 588.

2156146 is an apocalyptic number.

156146 is a deficient number, since it is larger than the sum of its proper divisors (80698).

156146 is a wasteful number, since it uses less digits than its factorization.

156146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876.

The product of its digits is 720, while the sum is 23.

The square root of 156146 is about 395.1531348731. The cubic root of 156146 is about 53.8489146674.

The spelling of 156146 in words is "one hundred fifty-six thousand, one hundred forty-six".

Divisors: 1 2 101 202 773 1546 78073 156146