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1013068080 = 243351747587
BaseRepresentation
bin111100011000100…
…011000100110000
32121121021012011000
4330120203010300
54033321134310
6244305322000
734050636153
oct7430430460
92547235130
101013068080
1147a93a052
12243336300
13131b6438b
149878dc9a
155de134c0
hex3c623130

1013068080 has 320 divisors, whose sum is σ = 3779758080. Its totient is φ = 248426496.

The previous prime is 1013068079. The next prime is 1013068081. The reversal of 1013068080 is 808603101.

It is an interprime number because it is at equal distance from previous prime (1013068079) and next prime (1013068081).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1013068081) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1725547 + ... + 1726133.

It is an arithmetic number, because the mean of its divisors is an integer number (11811744).

Almost surely, 21013068080 is an apocalyptic number.

1013068080 is a gapful number since it is divisible by the number (10) 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 1013068080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1889879040).

1013068080 is an abundant number, since it is smaller than the sum of its proper divisors (2766690000).

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

1013068080 is a wasteful number, since it uses less digits than its factorization.

1013068080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673 (or 661 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 1013068080 is about 31828.7304176588. The cubic root of 1013068080 is about 1004.3371882687.

It can be divided in two parts, 10130 and 68080, that added together give a triangular number (78210 = T395).

The spelling of 1013068080 in words is "one billion, thirteen million, sixty-eight thousand, eighty".