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142133110 = 25719106867
BaseRepresentation
bin10000111100011…
…00011101110110
3100220110002222021
420132030131312
5242341224420
622034223354
73344053150
oct1036143566
9326402867
10142133110
1173259789
123b724b5a
13235a6242
1414c3bad0
15c7287aa
hex878c776

142133110 has 32 divisors (see below), whose sum is σ = 307779840. Its totient is φ = 46166112.

The previous prime is 142133081. The next prime is 142133137. The reversal of 142133110 is 11331241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52104 + ... + 54763.

It is an arithmetic number, because the mean of its divisors is an integer number (9618120).

Almost surely, 2142133110 is an apocalyptic number.

142133110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142133110 is an abundant number, since it is smaller than the sum of its proper divisors (165646730).

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

142133110 is a wasteful number, since it uses less digits than its factorization.

142133110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106900.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 142133110 is about 11921.9591510792. The cubic root of 142133110 is about 521.8733098299.

Adding to 142133110 its reverse (11331241), we get a palindrome (153464351).

The spelling of 142133110 in words is "one hundred forty-two million, one hundred thirty-three thousand, one hundred ten".

Divisors: 1 2 5 7 10 14 19 35 38 70 95 133 190 266 665 1330 106867 213734 534335 748069 1068670 1496138 2030473 3740345 4060946 7480690 10152365 14213311 20304730 28426622 71066555 142133110