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235776025 = 52372832
BaseRepresentation
bin11100000110110…
…10100000011001
3121102122122220101
432003122200121
5440324313100
635221255401
75562030442
oct1603324031
9542578811
10235776025
111110a9021
1266b64561
1339b02354
14234562c9
1515a7486a
hexe0da819

235776025 has 27 divisors (see below), whose sum is σ = 304141341. Its totient is φ = 181311840.

The previous prime is 235776007. The next prime is 235776067. The reversal of 235776025 is 520677532.

The square root of 235776025 is 15355.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 22382361 + 213393664 = 4731^2 + 14608^2 .

It is not a de Polignac number, because 235776025 - 25 = 235775993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2840634 + ... + 2840716.

Almost surely, 2235776025 is an apocalyptic number.

235776025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

235776025 is the 15355-th square number.

235776025 is the 7678-th centered octagonal number.

It is an amenable number.

235776025 is a deficient number, since it is larger than the sum of its proper divisors (68365316).

235776025 is an frugal number, since it uses more digits than its factorization.

235776025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 37.

The cubic root of 235776025 is about 617.7791031235.

The spelling of 235776025 in words is "two hundred thirty-five million, seven hundred seventy-six thousand, twenty-five".

Divisors: 1 5 25 37 83 185 415 925 1369 2075 3071 6845 6889 15355 34225 34445 76775 113627 172225 254893 568135 1274465 2840675 6372325 9431041 47155205 235776025