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103069440 = 2832523389
BaseRepresentation
bin1100010010010…
…11011100000000
321011221110200200
412021023130000
5202341210230
614121045200
72361034665
oct611133400
9234843620
10103069440
11531a8661
122a626800
1318479946
14d98da6c
1590ae160
hex624b700

103069440 has 216 divisors, whose sum is σ = 373070880. Its totient is φ = 26222592.

The previous prime is 103069427. The next prime is 103069441. The reversal of 103069440 is 44960301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103069441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 264766 + ... + 265154.

It is an arithmetic number, because the mean of its divisors is an integer number (1727180).

Almost surely, 2103069440 is an apocalyptic number.

103069440 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 103069440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186535440).

103069440 is an abundant number, since it is smaller than the sum of its proper divisors (270001440).

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

103069440 is a wasteful number, since it uses less digits than its factorization.

103069440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439 (or 422 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 103069440 is about 10152.3120519417. The cubic root of 103069440 is about 468.8601319893.

The spelling of 103069440 in words is "one hundred three million, sixty-nine thousand, four hundred forty".