Search a number
-
+
252264141 = 32831991697
BaseRepresentation
bin11110000100100…
…11111011001101
3122120200100100100
433002103323031
51004034423031
641010521313
76152131653
oct1702237315
9576610310
10252264141
1111a43a868
1270596239
134035612c
1425708dd3
151722ede6
hexf093ecd

252264141 has 24 divisors (see below), whose sum is σ = 370843200. Its totient is φ = 165217536.

The previous prime is 252264119. The next prime is 252264151. The reversal of 252264141 is 141462252.

252264141 is a `hidden beast` number, since 25 + 226 + 414 + 1 = 666.

It is not a de Polignac number, because 252264141 - 25 = 252264109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252264151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147805 + ... + 149501.

It is an arithmetic number, because the mean of its divisors is an integer number (15451800).

Almost surely, 2252264141 is an apocalyptic number.

It is an amenable number.

252264141 is a deficient number, since it is larger than the sum of its proper divisors (118579059).

252264141 is a wasteful number, since it uses less digits than its factorization.

252264141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985 (or 1982 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 252264141 is about 15882.8253468959. The cubic root of 252264141 is about 631.8565717960.

It can be divided in two parts, 252264 and 141, that added together give a triangular number (252405 = T710).

The spelling of 252264141 in words is "two hundred fifty-two million, two hundred sixty-four thousand, one hundred forty-one".

Divisors: 1 3 9 83 199 249 597 747 1697 1791 5091 15273 16517 49551 140851 148653 337703 422553 1013109 1267659 3039327 28029349 84088047 252264141