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52117234 = 213329409
BaseRepresentation
bin1100011011001…
…1111011110010
310122001211101221
43012303323302
5101320222414
65101015254
71201663201
oct306637362
9118054357
1052117234
11274674a4
121555452a
13aa4a000
146cc9238
154897224
hex31b3ef2

52117234 has 32 divisors (see below), whose sum is σ = 87822000. Its totient is φ = 23167872.

The previous prime is 52117213. The next prime is 52117253. The reversal of 52117234 is 43271125.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 205209 + 51912025 = 453^2 + 7205^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52117199 and 52117208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127222 + ... + 127630.

Almost surely, 252117234 is an apocalyptic number.

52117234 is a deficient number, since it is larger than the sum of its proper divisors (35704766).

52117234 is a wasteful number, since it uses less digits than its factorization.

52117234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479 (or 453 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 52117234 is about 7219.2266898886. The cubic root of 52117234 is about 373.5314033644.

Adding to 52117234 its reverse (43271125), we get a palindrome (95388359).

The spelling of 52117234 in words is "fifty-two million, one hundred seventeen thousand, two hundred thirty-four".

Divisors: 1 2 13 26 29 58 169 338 377 409 754 818 2197 4394 4901 5317 9802 10634 11861 23722 63713 69121 127426 138242 154193 308386 898573 1797146 2004509 4009018 26058617 52117234