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150872090 = 2519497741
BaseRepresentation
bin10001111111000…
…10000000011010
3101111220002121012
420333202000122
5302110401330
622545413522
73511251215
oct1077420032
9344802535
10150872090
1178188486
124263a2a2
1325345b35
141607477c
15d3a2c95
hex8fe201a

150872090 has 16 divisors (see below), whose sum is σ = 271744200. Its totient is φ = 60310080.

The previous prime is 150872081. The next prime is 150872143. The reversal of 150872090 is 90278051.

It is a Cunningham number, because it is equal to 122832+1.

It can be written as a sum of positive squares in 4 ways, for example, as 121506529 + 29365561 = 11023^2 + 5419^2 .

It is a Curzon number.

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, 15620 + ... + 23360.

Almost surely, 2150872090 is an apocalyptic number.

150872090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

150872090 is a deficient number, since it is larger than the sum of its proper divisors (120872110).

150872090 is a wasteful number, since it uses less digits than its factorization.

150872090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9697.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 150872090 is about 12283.0000407067. Note that the first 4 decimals coincide. The cubic root of 150872090 is about 532.3569998140.

The spelling of 150872090 in words is "one hundred fifty million, eight hundred seventy-two thousand, ninety".