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142828760 = 2353570719
BaseRepresentation
bin10001000001101…
…10010011011000
3100221202110020002
420200312103120
5243031010020
622101152132
73353011244
oct1040662330
9327673202
10142828760
11736943a8
123b9bb648
132378aa79
1414d7d424
15c814975
hex88364d8

142828760 has 16 divisors (see below), whose sum is σ = 321364800. Its totient is φ = 57131488.

The previous prime is 142828753. The next prime is 142828813. The reversal of 142828760 is 67828241.

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, 1785320 + ... + 1785399.

It is an arithmetic number, because the mean of its divisors is an integer number (20085300).

Almost surely, 2142828760 is an apocalyptic number.

142828760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142828760 is an abundant number, since it is smaller than the sum of its proper divisors (178536040).

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

142828760 is a wasteful number, since it uses less digits than its factorization.

142828760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3570730 (or 3570726 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 38.

The square root of 142828760 is about 11951.0986942624. The cubic root of 142828760 is about 522.7233357646.

The spelling of 142828760 in words is "one hundred forty-two million, eight hundred twenty-eight thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 3570719 7141438 14282876 17853595 28565752 35707190 71414380 142828760