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68050944 = 213321371
BaseRepresentation
bin1000000111001…
…10000000000000
311202001100100100
410003212000000
5114410112234
610430322400
71454265153
oct403460000
9152040310
1068050944
113545a755
121a959400
1311138640
149075c9a
155e93399
hex40e6000

68050944 has 168 divisors, whose sum is σ = 214682832. Its totient is φ = 20643840.

The previous prime is 68050943. The next prime is 68050999. The reversal of 68050944 is 44905086.

It is a super-2 number, since 2×680509442 = 9261861958582272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 68050899 and 68050908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68050943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 958429 + ... + 958499.

It is an arithmetic number, because the mean of its divisors is an integer number (1277874).

Almost surely, 268050944 is an apocalyptic number.

68050944 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68050944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107341416).

68050944 is an abundant number, since it is smaller than the sum of its proper divisors (146631888).

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

68050944 is a wasteful number, since it uses less digits than its factorization.

68050944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 68050944 is about 8249.2996066333. The cubic root of 68050944 is about 408.2674140801.

The spelling of 68050944 in words is "sixty-eight million, fifty thousand, nine hundred forty-four".