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235123025 = 529404921
BaseRepresentation
bin11100000001110…
…11000101010001
3121101102111011012
432000323011101
5440142414100
635155300305
75553340604
oct1600730521
9541374135
10235123025
111107a2455
12668aa695
1339934067
142332633b
1515996135
hexe03b151

235123025 has 6 divisors (see below), whose sum is σ = 291552582. Its totient is φ = 188098400.

The previous prime is 235123019. The next prime is 235123061. The reversal of 235123025 is 520321532.

It can be written as a sum of positive squares in 3 ways, for example, as 543169 + 234579856 = 737^2 + 15316^2 .

It is not a de Polignac number, because 235123025 - 216 = 235057489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4702436 + ... + 4702485.

It is an arithmetic number, because the mean of its divisors is an integer number (48592097).

Almost surely, 2235123025 is an apocalyptic number.

235123025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

235123025 is a deficient number, since it is larger than the sum of its proper divisors (56429557).

235123025 is an equidigital number, since it uses as much as digits as its factorization.

235123025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9404931 (or 9404926 counting only the distinct ones).

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

The square root of 235123025 is about 15333.7218247887. The cubic root of 235123025 is about 617.2082467309.

Adding to 235123025 its reverse (520321532), we get a palindrome (755444557).

The spelling of 235123025 in words is "two hundred thirty-five million, one hundred twenty-three thousand, twenty-five".

Divisors: 1 5 25 9404921 47024605 235123025