Search a number
-
+
10910108025 = 3352137117979
BaseRepresentation
bin10100010100100101…
…10000100101111001
31001011100021220122000
422022102300211321
5134320441424100
65002333251213
7534235250055
oct121222604571
931140256560
1010910108025
114699520703
122145933b09
13104b41292b
14756d90c65
1543cc34900
hex28a4b0979

10910108025 has 48 divisors (see below), whose sum is σ = 20188737600. Its totient is φ = 5776202880.

The previous prime is 10910107993. The next prime is 10910108051. The reversal of 10910108025 is 52080101901.

It is not a de Polignac number, because 10910108025 - 25 = 10910107993 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10910108025.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33486 + ... + 151464.

It is an arithmetic number, because the mean of its divisors is an integer number (420598700).

Almost surely, 210910108025 is an apocalyptic number.

10910108025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10910108025 is a deficient number, since it is larger than the sum of its proper divisors (9278629575).

10910108025 is a wasteful number, since it uses less digits than its factorization.

10910108025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118135 (or 118124 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

Adding to 10910108025 its reverse (52080101901), we get a palindrome (62990209926).

The spelling of 10910108025 in words is "ten billion, nine hundred ten million, one hundred eight thousand, twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 135 137 225 411 675 685 1233 2055 3425 3699 6165 10275 18495 30825 92475 117979 353937 589895 1061811 1769685 2949475 3185433 5309055 8848425 15927165 16163123 26545275 48489369 79635825 80815615 145468107 242446845 404078075 436404321 727340535 1212234225 2182021605 3636702675 10910108025