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150430131 = 3231752727
BaseRepresentation
bin10001111011101…
…10000110110011
3101111001122100100
420331312012303
5302002231011
622532123443
73504430545
oct1075660663
9344048310
10150430131
1177a06425
1242466583
132521c917
1415d9b695
15d316d56
hex8f761b3

150430131 has 12 divisors (see below), whose sum is σ = 217977552. Its totient is φ = 99968496.

The previous prime is 150430121. The next prime is 150430169. The reversal of 150430131 is 131034051.

150430131 is a `hidden beast` number, since 1 + 504 + 30 + 131 = 666.

It is not a de Polignac number, because 150430131 - 29 = 150429619 is a prime.

It is a super-3 number, since 3×1504301313 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (150430121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23511 + ... + 29216.

It is an arithmetic number, because the mean of its divisors is an integer number (18164796).

Almost surely, 2150430131 is an apocalyptic number.

150430131 is a deficient number, since it is larger than the sum of its proper divisors (67547421).

150430131 is a wasteful number, since it uses less digits than its factorization.

150430131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53050 (or 53047 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 150430131 is about 12264.9961679570. The cubic root of 150430131 is about 531.8366692436.

Adding to 150430131 its reverse (131034051), we get a palindrome (281464182).

The spelling of 150430131 in words is "one hundred fifty million, four hundred thirty thousand, one hundred thirty-one".

Divisors: 1 3 9 317 951 2853 52727 158181 474543 16714459 50143377 150430131