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2010142664 = 23263955391
BaseRepresentation
bin111011111010000…
…0101011111001000
312012002102211100022
41313310011133020
513104044031124
6531244200012
7100545634145
oct16764053710
95162384308
102010142664
11941744a32
12481239008
132605b8b3a
14150d793cc
15bb717c5e
hex77d057c8

2010142664 has 16 divisors (see below), whose sum is σ = 3783352320. Its totient is φ = 1001248720.

The previous prime is 2010142657. The next prime is 2010142669. The reversal of 2010142664 is 4662410102.

It is a super-5 number, since 5×20101426645 (a number of 48 digits) contains 55555 as substring.

It is not an unprimeable number, because it can be changed into a prime (2010142669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475592 + ... + 479799.

It is an arithmetic number, because the mean of its divisors is an integer number (236459520).

Almost surely, 22010142664 is an apocalyptic number.

It is an amenable number.

2010142664 is a deficient number, since it is larger than the sum of its proper divisors (1773209656).

2010142664 is a wasteful number, since it uses less digits than its factorization.

2010142664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955660 (or 955656 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 2010142664 is about 44834.6145740097. The cubic root of 2010142664 is about 1262.0472856321.

Adding to 2010142664 its reverse (4662410102), we get a palindrome (6672552766).

The spelling of 2010142664 in words is "two billion, ten million, one hundred forty-two thousand, six hundred sixty-four".

Divisors: 1 2 4 8 263 526 1052 2104 955391 1910782 3821564 7643128 251267833 502535666 1005071332 2010142664