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68356262 = 21319138373
BaseRepresentation
bin1000001001100…
…00100010100110
311202121212011102
410010300202212
5114444400022
610441040102
71460006252
oct404604246
9152555142
1068356262
1135649087
121aa86032
13112145c0
149115262
156003a92
hex41308a6

68356262 has 16 divisors (see below), whose sum is σ = 116234160. Its totient is φ = 29888352.

The previous prime is 68356261. The next prime is 68356289. The reversal of 68356262 is 26265386.

It is a super-2 number, since 2×683562622 = 9345157109225288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68356261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68693 + ... + 69680.

It is an arithmetic number, because the mean of its divisors is an integer number (7264635).

Almost surely, 268356262 is an apocalyptic number.

68356262 is a deficient number, since it is larger than the sum of its proper divisors (47877898).

68356262 is a wasteful number, since it uses less digits than its factorization.

68356262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138407.

The product of its digits is 103680, while the sum is 38.

The square root of 68356262 is about 8267.7845883888. The cubic root of 68356262 is about 408.8770820024.

The spelling of 68356262 in words is "sixty-eight million, three hundred fifty-six thousand, two hundred sixty-two".