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152431041 = 3735920219
BaseRepresentation
bin10010001010111…
…10100111000001
3101121211022002010
421011132213001
5303010243131
623043043133
73530433240
oct1105364701
9347738063
10152431041
1179052774
12430704a9
13257705a9
141635c957
15d5aeb46
hex915e9c1

152431041 has 16 divisors (see below), whose sum is σ = 232934400. Its totient is φ = 86856528.

The previous prime is 152431003. The next prime is 152431067. The reversal of 152431041 is 140134251.

It is not a de Polignac number, because 152431041 - 210 = 152430017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 152430999 and 152431017.

It is not an unprimeable number, because it can be changed into a prime (152431241) 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 15 ways as a sum of consecutive naturals, for example, 2571 + ... + 17648.

It is an arithmetic number, because the mean of its divisors is an integer number (14558400).

Almost surely, 2152431041 is an apocalyptic number.

It is an amenable number.

152431041 is a deficient number, since it is larger than the sum of its proper divisors (80503359).

152431041 is a wasteful number, since it uses less digits than its factorization.

152431041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20588.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 152431041 is about 12346.2966512230. The cubic root of 152431041 is about 534.1843231608.

Adding to 152431041 its reverse (140134251), we get a palindrome (292565292).

The spelling of 152431041 in words is "one hundred fifty-two million, four hundred thirty-one thousand, forty-one".

Divisors: 1 3 7 21 359 1077 2513 7539 20219 60657 141533 424599 7258621 21775863 50810347 152431041