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153032025 = 3522040427
BaseRepresentation
bin10010001111100…
…01010101011001
3101122221211110210
421013301111121
5303134011100
623104001333
73535515336
oct1107612531
9348854423
10153032025
1179423253
1243300249
1325920cc3
141647798d
15d67cc50
hex91f1559

153032025 has 12 divisors (see below), whose sum is σ = 253013072. Its totient is φ = 81617040.

The previous prime is 153031999. The next prime is 153032039. The reversal of 153032025 is 520230351.

153032025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 153032025 - 26 = 153031961 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 153031992 and 153032010.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1020139 + ... + 1020288.

Almost surely, 2153032025 is an apocalyptic number.

153032025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

153032025 is a deficient number, since it is larger than the sum of its proper divisors (99981047).

153032025 is a wasteful number, since it uses less digits than its factorization.

153032025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040440 (or 2040435 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 153032025 is about 12370.6113430178. The cubic root of 153032025 is about 534.8854385384.

Adding to 153032025 its reverse (520230351), we get a palindrome (673262376).

The spelling of 153032025 in words is "one hundred fifty-three million, thirty-two thousand, twenty-five".

Divisors: 1 3 5 15 25 75 2040427 6121281 10202135 30606405 51010675 153032025