150881000 has 32 divisors (see below), whose sum is σ = 353063880. Its totient is φ = 60352000.

The previous prime is 150880987. The next prime is 150881011. The reversal of 150881000 is 188051.

150881000 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 6832996 + 144048004 = 2614^2 + 12002^2 .

It is a super-2 number, since 2×150881000² = 45530152322000000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74441 + ... + 76440.

Almost surely, 2^150881000 is an apocalyptic number.

150881000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150881000 is an abundant number, since it is smaller than the sum of its proper divisors (202182880).

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

150881000 is a wasteful number, since it uses less digits than its factorization.

150881000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150902 (or 150888 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 23.

The square root of 150881000 is about 12283.3627317604. The cubic root of 150881000 is about 532.3674793478.

The spelling of 150881000 in words is "one hundred fifty million, eight hundred eighty-one thousand".