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150031125 = 3253197019
BaseRepresentation
bin10001111000101…
…00101100010101
3101110022101000100
420330110230111
5301401444000
622515404313
73501146346
oct1074245425
9343271010
10150031125
1177763672
12422b3699
132511011a
1415cd60cd
15d288a00
hex8f14b15

150031125 has 48 divisors (see below), whose sum is σ = 284731200. Its totient is φ = 75794400.

The previous prime is 150031121. The next prime is 150031153. The reversal of 150031125 is 521130051.

It is not a de Polignac number, because 150031125 - 22 = 150031121 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 150031098 and 150031107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150031121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17866 + ... + 24884.

It is an arithmetic number, because the mean of its divisors is an integer number (5931900).

Almost surely, 2150031125 is an apocalyptic number.

150031125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

150031125 is a deficient number, since it is larger than the sum of its proper divisors (134700075).

150031125 is a wasteful number, since it uses less digits than its factorization.

150031125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7059 (or 7046 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 150031125 is about 12248.7193208106. The cubic root of 150031125 is about 531.3660323252.

Adding to 150031125 its reverse (521130051), we get a palindrome (671161176).

The spelling of 150031125 in words is "one hundred fifty million, thirty-one thousand, one hundred twenty-five".

Divisors: 1 3 5 9 15 19 25 45 57 75 95 125 171 225 285 375 475 855 1125 1425 2375 4275 7019 7125 21057 21375 35095 63171 105285 133361 175475 315855 400083 526425 666805 877375 1200249 1579275 2000415 2632125 3334025 6001245 7896375 10002075 16670125 30006225 50010375 150031125