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10200140 = 225510007
BaseRepresentation
bin100110111010…
…010001001100
3201012012221222
4212322101030
510102401030
61002342512
7152462006
oct46722114
921165858
1010200140
115837575
1234baa38
1321619b2
1414d7376
15d673e5
hex9ba44c

10200140 has 12 divisors (see below), whose sum is σ = 21420336. Its totient is φ = 4080048.

The previous prime is 10200139. The next prime is 10200149. The reversal of 10200140 is 4100201.

It is not an unprimeable number, because it can be changed into a prime (10200149) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 254984 + ... + 255023.

It is an arithmetic number, because the mean of its divisors is an integer number (1785028).

Almost surely, 210200140 is an apocalyptic number.

10200140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10200140 is an abundant number, since it is smaller than the sum of its proper divisors (11220196).

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

10200140 is a wasteful number, since it uses less digits than its factorization.

10200140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510016 (or 510014 counting only the distinct ones).

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

The square root of 10200140 is about 3193.7658023092. The cubic root of 10200140 is about 216.8712807375.

Adding to 10200140 its reverse (4100201), we get a palindrome (14300341).

The spelling of 10200140 in words is "ten million, two hundred thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 510007 1020014 2040028 2550035 5100070 10200140