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68043202 = 2315320707
BaseRepresentation
bin1000000111001…
…00000111000010
311202000221201121
410003210013002
5114404340302
610430222454
71454233453
oct403440702
9152027647
1068043202
1135454957
121a954a2a
1311134c66
14907312a
155e90e37
hex40e41c2

68043202 has 16 divisors (see below), whose sum is σ = 107350272. Its totient is φ = 32301360.

The previous prime is 68043191. The next prime is 68043277. The reversal of 68043202 is 20234086.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7068 + ... + 13639.

It is an arithmetic number, because the mean of its divisors is an integer number (6709392).

Almost surely, 268043202 is an apocalyptic number.

68043202 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

68043202 is a deficient number, since it is larger than the sum of its proper divisors (39307070).

68043202 is a wasteful number, since it uses less digits than its factorization.

68043202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20793.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 68043202 is about 8248.8303413272. The cubic root of 68043202 is about 408.2519309434.

Adding to 68043202 its reverse (20234086), we get a palindrome (88277288).

The spelling of 68043202 in words is "sixty-eight million, forty-three thousand, two hundred two".

Divisors: 1 2 31 53 62 106 1643 3286 20707 41414 641917 1097471 1283834 2194942 34021601 68043202