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10380908992 = 263115433391
BaseRepresentation
bin10011010101100000…
…00001100111000000
3222210110111211000211
421222300001213000
5132230003041432
64434030523504
7515151161536
oct115260014700
928713454024
1010380908992
114447830633
122018666594
13c958a62cc
14706998156
1540b54ed47
hex26ac019c0

10380908992 has 56 divisors (see below), whose sum is σ = 21284175872. Its totient is φ = 5018284800.

The previous prime is 10380908981. The next prime is 10380909017. The reversal of 10380908992 is 29980908301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3059617 + ... + 3063007.

Almost surely, 210380908992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10380908992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10642087936).

10380908992 is an abundant number, since it is smaller than the sum of its proper divisors (10903266880).

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

10380908992 is a wasteful number, since it uses less digits than its factorization.

10380908992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4977 (or 4967 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 49.

The spelling of 10380908992 in words is "ten billion, three hundred eighty million, nine hundred eight thousand, nine hundred ninety-two".

Divisors: 1 2 4 8 16 31 32 62 64 124 248 496 992 1543 1984 3086 3391 6172 6782 12344 13564 24688 27128 47833 49376 54256 95666 98752 105121 108512 191332 210242 217024 382664 420484 765328 840968 1530656 1681936 3061312 3363872 5232313 6727744 10464626 20929252 41858504 83717008 162201703 167434016 324403406 334868032 648806812 1297613624 2595227248 5190454496 10380908992