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10291370208 = 253715314539
BaseRepresentation
bin10011001010110100…
…11101100011100000
3222120020000202220120
421211122131203200
5132034042321313
64421111440240
7513013126530
oct114532354340
928506022816
1010291370208
114401234839
121bb2686080
13c80186292
146d8b2b4c0
15403764d23
hex26569d8e0

10291370208 has 48 divisors (see below), whose sum is σ = 30874112640. Its totient is φ = 2940391296.

The previous prime is 10291370203. The next prime is 10291370227. The reversal of 10291370208 is 80207319201.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10291370203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7656598 + ... + 7657941.

It is an arithmetic number, because the mean of its divisors is an integer number (643210680).

Almost surely, 210291370208 is an apocalyptic number.

It is an amenable number.

10291370208 is an abundant number, since it is smaller than the sum of its proper divisors (20582742432).

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

10291370208 is a wasteful number, since it uses less digits than its factorization.

10291370208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15314559 (or 15314551 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

Adding to 10291370208 its reverse (80207319201), we get a palindrome (90498689409).

The spelling of 10291370208 in words is "ten billion, two hundred ninety-one million, three hundred seventy thousand, two hundred eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 15314539 30629078 45943617 61258156 91887234 107201773 122516312 183774468 214403546 245032624 321605319 367548936 428807092 490065248 643210638 735097872 857614184 1286421276 1470195744 1715228368 2572842552 3430456736 5145685104 10291370208