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153871230 = 2355129041
BaseRepresentation
bin10010010101111…
…10001101111110
3101201112110122110
421022332031332
5303342334410
623133554450
73545612112
oct1112761576
9351473573
10153871230
1179946807
1243645a26
1325b55c86
1416615742
15d796720
hex92be37e

153871230 has 16 divisors (see below), whose sum is σ = 369291024. Its totient is φ = 41032320.

The previous prime is 153871229. The next prime is 153871231. The reversal of 153871230 is 32178351.

It is an interprime number because it is at equal distance from previous prime (153871229) and next prime (153871231).

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 5129041 = 153871230 / (1 + 5 + 3 + 8 + 7 + 1 + 2 + 3 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153871231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2564491 + ... + 2564550.

It is an arithmetic number, because the mean of its divisors is an integer number (23080689).

Almost surely, 2153871230 is an apocalyptic number.

153871230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

153871230 is an abundant number, since it is smaller than the sum of its proper divisors (215419794).

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

153871230 is a wasteful number, since it uses less digits than its factorization.

153871230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5129051.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 153871230 is about 12404.4842698115. The cubic root of 153871230 is about 535.8614009169.

The spelling of 153871230 in words is "one hundred fifty-three million, eight hundred seventy-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 5129041 10258082 15387123 25645205 30774246 51290410 76935615 153871230