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68113802 = 2335910139
BaseRepresentation
bin1000000111101…
…01010110001010
311202011112120102
410003311112022
5114414120202
610431525402
71454646341
oct403652612
9152145512
1068113802
11354a29a9
121a989862
131115b133
149090b58
155ea6d02
hex40f558a

68113802 has 8 divisors (see below), whose sum is σ = 102211200. Its totient is φ = 34043404.

The previous prime is 68113709. The next prime is 68113807. The reversal of 68113802 is 20831186.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×681138024 (a number of 32 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (68113807) 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, 1649 + ... + 11787.

It is an arithmetic number, because the mean of its divisors is an integer number (12776400).

Almost surely, 268113802 is an apocalyptic number.

68113802 is a deficient number, since it is larger than the sum of its proper divisors (34097398).

68113802 is a wasteful number, since it uses less digits than its factorization.

68113802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13500.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 68113802 is about 8253.1086264510. The cubic root of 68113802 is about 408.3930796190.

Adding to 68113802 its reverse (20831186), we get a palindrome (88944988).

The spelling of 68113802 in words is "sixty-eight million, one hundred thirteen thousand, eight hundred two".

Divisors: 1 2 3359 6718 10139 20278 34056901 68113802