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232252453 = 1713661909
BaseRepresentation
bin11011101011111…
…10010000100101
3121012000122110201
431311332100211
5433424034303
635013550501
75520053566
oct1565762045
9535018421
10232252453
1110a111784
1265945431
133916a5b4
1422bba16d
15155ca81d
hexdd7e425

232252453 has 4 divisors (see below), whose sum is σ = 245914380. Its totient is φ = 218590528.

The previous prime is 232252421. The next prime is 232252457. The reversal of 232252453 is 354252232.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 189833284 + 42419169 = 13778^2 + 6513^2 .

It is a cyclic number.

It is not a de Polignac number, because 232252453 - 25 = 232252421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232252457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6830938 + ... + 6830971.

It is an arithmetic number, because the mean of its divisors is an integer number (61478595).

Almost surely, 2232252453 is an apocalyptic number.

It is an amenable number.

232252453 is a deficient number, since it is larger than the sum of its proper divisors (13661927).

232252453 is a wasteful number, since it uses less digits than its factorization.

232252453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13661926.

The product of its digits is 14400, while the sum is 28.

The square root of 232252453 is about 15239.8311342351. The cubic root of 232252453 is about 614.6861623896.

The spelling of 232252453 in words is "two hundred thirty-two million, two hundred fifty-two thousand, four hundred fifty-three".

Divisors: 1 17 13661909 232252453