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2000140 = 225971031
BaseRepresentation
bin111101000010100001100
310202121200021
413220110030
51003001030
6110511524
723000212
oct7502414
93677607
102000140
11114680a
128055a4
1355051c
143a0cb2
1529797a
hex1e850c

2000140 has 24 divisors (see below), whose sum is σ = 4247712. Its totient is φ = 791040.

The previous prime is 2000113. The next prime is 2000143. The reversal of 2000140 is 410002.

Adding to 2000140 its reverse (410002), we get a palindrome (2410142).

It is not an unprimeable number, because it can be changed into a prime (2000143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1425 + ... + 2455.

It is an arithmetic number, because the mean of its divisors is an integer number (176988).

22000140 is an apocalyptic number.

2000140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000140 is an abundant number, since it is smaller than the sum of its proper divisors (2247572).

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

2000140 is a wasteful number, since it uses less digits than its factorization.

2000140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137 (or 1135 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 2000140 is about 1414.2630589816. The cubic root of 2000140 is about 125.9950447367.

The spelling of 2000140 in words is "two million, one hundred forty", and thus it is an aban number.

Divisors: 1 2 4 5 10 20 97 194 388 485 970 1031 1940 2062 4124 5155 10310 20620 100007 200014 400028 500035 1000070 2000140