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10001082492 = 2232614554227
BaseRepresentation
bin10010101000001110…
…00110100001111100
3221210222210122000200
421110013012201330
5130440234114432
64332221523500
7502556540622
oct112407064174
927728718020
1010001082492
114272394335
121b31413590
13c34ca90bb
146ac365512
153d8023a7c
hex2541c687c

10001082492 has 36 divisors (see below), whose sum is σ = 25694954376. Its totient is φ = 3279042720.

The previous prime is 10001082467. The next prime is 10001082493. The reversal of 10001082492 is 29428010001.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001082493) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2274918 + ... + 2279309.

Almost surely, 210001082492 is an apocalyptic number.

10001082492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10001082492 is an abundant number, since it is smaller than the sum of its proper divisors (15693871884).

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

10001082492 is a wasteful number, since it uses less digits than its factorization.

10001082492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4554298 (or 4554293 counting only the distinct ones).

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

Adding to 10001082492 its reverse (29428010001), we get a palindrome (39429092493).

The spelling of 10001082492 in words is "ten billion, one million, eighty-two thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 36 61 122 183 244 366 549 732 1098 2196 4554227 9108454 13662681 18216908 27325362 40988043 54650724 81976086 163952172 277807847 555615694 833423541 1111231388 1666847082 2500270623 3333694164 5000541246 10001082492