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1012298688 = 26333771223
BaseRepresentation
bin111100010101100…
…111001111000000
32121112211002202000
4330111213033000
54033122024223
6244241024000
734041253062
oct7425471700
92545732660
101012298688
1147a463a95
12243025000
1313195510b
149862d732
155dd10543
hex3c5673c0

1012298688 has 224 divisors, whose sum is σ = 3113349120. Its totient is φ = 322237440.

The previous prime is 1012298681. The next prime is 1012298689. The reversal of 1012298688 is 8868922101.

It is a happy number.

1012298688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012298681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4539345 + ... + 4539567.

It is an arithmetic number, because the mean of its divisors is an integer number (13898880).

Almost surely, 21012298688 is an apocalyptic number.

1012298688 is a gapful number since it is divisible by the number (18) 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 1012298688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1556674560).

1012298688 is an abundant number, since it is smaller than the sum of its proper divisors (2101050432).

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

1012298688 is a wasteful number, since it uses less digits than its factorization.

1012298688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 336 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 45.

The square root of 1012298688 is about 31816.6416832449. The cubic root of 1012298688 is about 1004.0828701511.

The spelling of 1012298688 in words is "one billion, twelve million, two hundred ninety-eight thousand, six hundred eighty-eight".