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68246236 = 2295317903
BaseRepresentation
bin1000001000101…
…01101011011100
311202102021020101
410010111223130
5114432334421
610434430444
71456040422
oct404255334
9152367211
1068246236
1135583453
121aa32424
13111a64b6
1490c7112
155ed1191
hex4115adc

68246236 has 12 divisors (see below), whose sum is σ = 119562912. Its totient is φ = 34085408.

The previous prime is 68246197. The next prime is 68246239. The reversal of 68246236 is 63264286.

It is a junction number, because it is equal to n+sod(n) for n = 68246195 and 68246204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68246239) 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, 5140 + ... + 12763.

It is an arithmetic number, because the mean of its divisors is an integer number (9963576).

Almost surely, 268246236 is an apocalyptic number.

It is an amenable number.

68246236 is a deficient number, since it is larger than the sum of its proper divisors (51316676).

68246236 is a wasteful number, since it uses less digits than its factorization.

68246236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18860 (or 18858 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

The square root of 68246236 is about 8261.1280101449. The cubic root of 68246236 is about 408.6575884883.

The spelling of 68246236 in words is "sixty-eight million, two hundred forty-six thousand, two hundred thirty-six".

Divisors: 1 2 4 953 1906 3812 17903 35806 71612 17061559 34123118 68246236