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68367936 = 2637213243
BaseRepresentation
bin1000001001100…
…11011001000000
311202122110011210
410010303121000
5120000233221
610441210120
71460055300
oct404633100
9152573153
1068367936
113565692a
121aa90940
1311219a00
149119600
156007276
hex4133640

68367936 has 252 divisors, whose sum is σ = 233153712. Its totient is φ = 17611776.

The previous prime is 68367913. The next prime is 68367941. The reversal of 68367936 is 63976386.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1589931 + ... + 1589973.

Almost surely, 268367936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68367936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116576856).

68367936 is an abundant number, since it is smaller than the sum of its proper divisors (164785776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68367936 is a wasteful number, since it uses less digits than its factorization.

68367936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 68 counting only the distinct ones).

The product of its digits is 979776, while the sum is 48.

The square root of 68367936 is about 8268.4905514852. The cubic root of 68367936 is about 408.9003569212.

The spelling of 68367936 in words is "sixty-eight million, three hundred sixty-seven thousand, nine hundred thirty-six".