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68676332 = 2243399281
BaseRepresentation
bin1000001011111…
…10101011101100
311210020010012212
410011332223230
5120040120312
610451545552
71462511354
oct405765354
9153203185
1068676332
11358475aa
121abbb2b8
13112c71aa
149199b64
156068822
hex417eaec

68676332 has 12 divisors (see below), whose sum is σ = 122978856. Its totient is φ = 33539520.

The previous prime is 68676299. The next prime is 68676337. The reversal of 68676332 is 23367686.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 68676332.

It is not an unprimeable number, because it can be changed into a prime (68676337) 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, 199469 + ... + 199812.

It is an arithmetic number, because the mean of its divisors is an integer number (10248238).

Almost surely, 268676332 is an apocalyptic number.

It is an amenable number.

68676332 is a deficient number, since it is larger than the sum of its proper divisors (54302524).

68676332 is a wasteful number, since it uses less digits than its factorization.

68676332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399328 (or 399326 counting only the distinct ones).

The product of its digits is 217728, while the sum is 41.

The square root of 68676332 is about 8287.1184376718. The cubic root of 68676332 is about 409.5142611653.

The spelling of 68676332 in words is "sixty-eight million, six hundred seventy-six thousand, three hundred thirty-two".

Divisors: 1 2 4 43 86 172 399281 798562 1597124 17169083 34338166 68676332