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153034025 = 5221132897
BaseRepresentation
bin10010001111100…
…01110100101001
3101122221221012212
421013301310221
5303134042100
623104014505
73535524224
oct1107616451
9348857185
10153034025
1179424801
1243301435
1325921ba1
14164785bb
15d67d635
hex91f1d29

153034025 has 12 divisors (see below), whose sum is σ = 189917532. Its totient is φ = 122327040.

The previous prime is 153034009. The next prime is 153034043. The reversal of 153034025 is 520430351.

153034025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 69622336 + 83411689 = 8344^2 + 9133^2 .

It is not a de Polignac number, because 153034025 - 24 = 153034009 is a prime.

It is a Duffinian number.

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, 51377 + ... + 54273.

It is an arithmetic number, because the mean of its divisors is an integer number (15826461).

Almost surely, 2153034025 is an apocalyptic number.

It is an amenable number.

153034025 is a deficient number, since it is larger than the sum of its proper divisors (36883507).

153034025 is a wasteful number, since it uses less digits than its factorization.

153034025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5020 (or 5015 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 153034025 is about 12370.6921795023. The cubic root of 153034025 is about 534.8877686960.

Adding to 153034025 its reverse (520430351), we get a palindrome (673464376).

The spelling of 153034025 in words is "one hundred fifty-three million, thirty-four thousand, twenty-five".

Divisors: 1 5 25 2113 2897 10565 14485 52825 72425 6121361 30606805 153034025