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2012863848 = 233616720521
BaseRepresentation
bin111011111111001…
…1101110101101000
312012021120002002220
41313332131311220
513110243120343
6531422354040
7100611026502
oct16776356550
95167502086
102012863848
11943233446
1248212b920
1326102c5c8
14151486d72
15bbaa4183
hex77f9dd68

2012863848 has 64 divisors (see below), whose sum is σ = 5191245120. Its totient is φ = 650073600.

The previous prime is 2012863843. The next prime is 2012863891. The reversal of 2012863848 is 8483682102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2012863843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87828 + ... + 108348.

It is an arithmetic number, because the mean of its divisors is an integer number (81113205).

Almost surely, 22012863848 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 2012863848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2595622560).

2012863848 is an abundant number, since it is smaller than the sum of its proper divisors (3178381272).

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

2012863848 is a wasteful number, since it uses less digits than its factorization.

2012863848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20658 (or 20654 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 42.

The square root of 2012863848 is about 44864.9512203011. The cubic root of 2012863848 is about 1262.6165179263.

The spelling of 2012863848 in words is "two billion, twelve million, eight hundred sixty-three thousand, eight hundred forty-eight".