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132142263 = 3116196469
BaseRepresentation
bin1111110000001…
…01010010110111
3100012122112002220
413320011102313
5232312023023
621040133423
73163122261
oct770052267
9305575086
10132142263
1168655490
1238307273
13214b88b6
141379ab31
15b9033e3
hex7e054b7

132142263 has 16 divisors (see below), whose sum is σ = 192547200. Its totient is φ = 79944480.

The previous prime is 132142261. The next prime is 132142271. The reversal of 132142263 is 362241231.

It is not a de Polignac number, because 132142263 - 21 = 132142261 is a prime.

It is a super-2 number, since 2×1321422632 = 34923155341522338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132142261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17193 + ... + 23661.

It is an arithmetic number, because the mean of its divisors is an integer number (12034200).

Almost surely, 2132142263 is an apocalyptic number.

132142263 is a deficient number, since it is larger than the sum of its proper divisors (60404937).

132142263 is a wasteful number, since it uses less digits than its factorization.

132142263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7102.

The product of its digits is 1728, while the sum is 24.

The square root of 132142263 is about 11495.3148282246. The cubic root of 132142263 is about 509.3471885803.

Adding to 132142263 its reverse (362241231), we get a palindrome (494383494).

The spelling of 132142263 in words is "one hundred thirty-two million, one hundred forty-two thousand, two hundred sixty-three".

Divisors: 1 3 11 33 619 1857 6469 6809 19407 20427 71159 213477 4004311 12012933 44047421 132142263