Search a number
-
+
150980 = 2257549
BaseRepresentation
bin100100110111000100
321200002212
4210313010
514312410
63122552
71166114
oct446704
9250085
10150980
11a3485
1273458
135394b
143d044
152eb05
hex24dc4

150980 has 12 divisors (see below), whose sum is σ = 317100. Its totient is φ = 60384.

The previous prime is 150979. The next prime is 150989. The reversal of 150980 is 89051.

It can be written as a sum of positive squares in 2 ways, for example, as 92416 + 58564 = 304^2 + 242^2 .

It is not an unprimeable number, because it can be changed into a prime (150989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3755 + ... + 3794.

It is an arithmetic number, because the mean of its divisors is an integer number (26425).

2150980 is an apocalyptic number.

150980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150980 is an abundant number, since it is smaller than the sum of its proper divisors (166120).

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

150980 is a wasteful number, since it uses less digits than its factorization.

150980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7558 (or 7556 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 150980 is about 388.5614494517. The cubic root of 150980 is about 53.2483890863.

The spelling of 150980 in words is "one hundred fifty thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 7549 15098 30196 37745 75490 150980