Search a number
-
+
10903257120 = 253576153197
BaseRepresentation
bin10100010011110001…
…01000000000100000
31001010212101211221210
422021320220000200
5134312213211440
65001530350120
7534123104430
oct121170500040
931125354853
1010903257120
1146956714a8
12214358b340
131049b84542
147560ca2c0
1543c32ea80
hex289e28020

10903257120 has 192 divisors, whose sum is σ = 39895946496. Its totient is φ = 2451271680.

The previous prime is 10903257119. The next prime is 10903257121. The reversal of 10903257120 is 2175230901.

It is an interprime number because it is at equal distance from previous prime (10903257119) and next prime (10903257121).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (10903257121) 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, 178362 + ... + 231558.

It is an arithmetic number, because the mean of its divisors is an integer number (207791388).

Almost surely, 210903257120 is an apocalyptic number.

10903257120 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 10903257120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19947973248).

10903257120 is an abundant number, since it is smaller than the sum of its proper divisors (28992689376).

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

10903257120 is a wasteful number, since it uses less digits than its factorization.

10903257120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53283 (or 53275 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 30.

The spelling of 10903257120 in words is "ten billion, nine hundred three million, two hundred fifty-seven thousand, one hundred twenty".