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2010143793 = 372274091031
BaseRepresentation
bin111011111010000…
…0101110000110001
312012002102212220010
41313310011300301
513104044100133
6531244205133
7100545640350
oct16764056061
95162385803
102010143793
11941745869
124812397a9
132605b94c8
14150d79997
15bb718263
hex77d05c31

2010143793 has 32 divisors (see below), whose sum is σ = 3087083520. Its totient is φ = 1139690880.

The previous prime is 2010143771. The next prime is 2010143803. The reversal of 2010143793 is 3973410102.

It is not a de Polignac number, because 2010143793 - 25 = 2010143761 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2010143793.

It is not an unprimeable number, because it can be changed into a prime (2010143753) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1949188 + ... + 1950218.

It is an arithmetic number, because the mean of its divisors is an integer number (96471360).

Almost surely, 22010143793 is an apocalyptic number.

It is an amenable number.

2010143793 is a deficient number, since it is larger than the sum of its proper divisors (1076939727).

2010143793 is a wasteful number, since it uses less digits than its factorization.

2010143793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1677.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 2010143793 is about 44834.6271647261. The cubic root of 2010143793 is about 1262.0475219090.

Adding to 2010143793 its reverse (3973410102), we get a palindrome (5983553895).

The spelling of 2010143793 in words is "two billion, ten million, one hundred forty-three thousand, seven hundred ninety-three".

Divisors: 1 3 7 21 227 409 681 1031 1227 1589 2863 3093 4767 7217 8589 21651 92843 234037 278529 421679 649901 702111 1265037 1638259 1949703 2951753 4914777 8855259 95721133 287163399 670047931 2010143793