Search a number
-
+
15020353056 = 2533761181383
BaseRepresentation
bin11011111110100100…
…00110011000100000
31102202210102222211110
431333102012120200
5221230202244211
610522242143320
71041134615532
oct157722063040
942683388743
1015020353056
116408663625
122ab2351b40
131554b24097
14a26c01852
155cd9d4ea6
hex37f486620

15020353056 has 192 divisors, whose sum is σ = 41493344256. Its totient is φ = 4752691200.

The previous prime is 15020353037. The next prime is 15020353063. The reversal of 15020353056 is 65035302051.

It is a super-2 number, since 2×150203530562 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39217441 + ... + 39217823.

It is an arithmetic number, because the mean of its divisors is an integer number (216111168).

Almost surely, 215020353056 is an apocalyptic number.

15020353056 is a gapful number since it is divisible by the number (16) 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 15020353056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20746672128).

15020353056 is an abundant number, since it is smaller than the sum of its proper divisors (26472991200).

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

15020353056 is a wasteful number, since it uses less digits than its factorization.

15020353056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675 (or 667 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 15020353056 in words is "fifteen billion, twenty million, three hundred fifty-three thousand, fifty-six".