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10068215040 = 2832513233779
BaseRepresentation
bin10010110000001110…
…01100010100000000
3221222200010022120100
421120013030110000
5131104430340130
64343020442400
7504333262422
oct113007142400
927880108510
1010068215040
1142a7276a84
121b4b9a9400
13c45b826c0
146b723c812
153ddd84c60
hex2581cc500

10068215040 has 864 divisors, whose sum is σ = 40712555520. Its totient is φ = 2277310464.

The previous prime is 10068215023. The next prime is 10068215051. The reversal of 10068215040 is 4051286001.

It is a junction number, because it is equal to n+sod(n) for n = 10068214995 and 10068215013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 127445721 + ... + 127445799.

Almost surely, 210068215040 is an apocalyptic number.

10068215040 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 10068215040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20356277760).

10068215040 is an abundant number, since it is smaller than the sum of its proper divisors (30644340480).

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

10068215040 is a wasteful number, since it uses less digits than its factorization.

10068215040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The spelling of 10068215040 in words is "ten billion, sixty-eight million, two hundred fifteen thousand, forty".