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1012120 = 23525303
BaseRepresentation
bin11110111000110011000
31220102100221
43313012120
5224341440
633405424
711413534
oct3670630
91812327
101012120
1163146a
12409874
132958b5
141c4bc4
1514ed4a
hexf7198

1012120 has 16 divisors (see below), whose sum is σ = 2277360. Its totient is φ = 404832.

The previous prime is 1012103. The next prime is 1012133. The reversal of 1012120 is 212101.

It is a congruent number.

It is an unprimeable number.

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, 12612 + ... + 12691.

It is an arithmetic number, because the mean of its divisors is an integer number (142335).

21012120 is an apocalyptic number.

1012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012120 is an abundant number, since it is smaller than the sum of its proper divisors (1265240).

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

1012120 is a wasteful number, since it uses less digits than its factorization.

1012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25314 (or 25310 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1012120 is about 1006.0417486367. The cubic root of 1012120 is about 100.4023787419.

Adding to 1012120 its reverse (212101), we get a palindrome (1224221).

The spelling of 1012120 in words is "one million, twelve thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 25303 50606 101212 126515 202424 253030 506060 1012120