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142203332 = 2268352051
BaseRepresentation
bin10000111100111…
…01100111000100
3100220120200022002
420132131213010
5242401001312
622035524432
73344464655
oct1036354704
9326520262
10142203332
11732a7517
123b759718
13235cc1ab
1414c5952c
15c73e4c2
hex879d9c4

142203332 has 12 divisors (see below), whose sum is σ = 249224976. Its totient is φ = 70996200.

The previous prime is 142203331. The next prime is 142203337. The reversal of 142203332 is 233302241.

142203332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (142203331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23294 + ... + 28757.

It is an arithmetic number, because the mean of its divisors is an integer number (20768748).

Almost surely, 2142203332 is an apocalyptic number.

It is an amenable number.

142203332 is a deficient number, since it is larger than the sum of its proper divisors (107021644).

142203332 is a wasteful number, since it uses less digits than its factorization.

142203332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52738 (or 52736 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 142203332 is about 11924.9038570548. The cubic root of 142203332 is about 521.9592409077.

Adding to 142203332 its reverse (233302241), we get a palindrome (375505573).

The spelling of 142203332 in words is "one hundred forty-two million, two hundred three thousand, three hundred thirty-two".

Divisors: 1 2 4 683 1366 2732 52051 104102 208204 35550833 71101666 142203332