Base | Representation |
---|---|
bin | 1111110000011… |
… | …00010111011110 |
3 | 100012200222211202 |
4 | 13320030113132 |
5 | 232313434410 |
6 | 21040515502 |
7 | 3163302602 |
oct | 770142736 |
9 | 305628752 |
10 | 132171230 |
11 | 68675224 |
12 | 3831bb92 |
13 | 214c8b39 |
14 | 137a7502 |
15 | b90bca5 |
hex | 7e0c5de |
132171230 has 32 divisors (see below), whose sum is σ = 243220320. Its totient is φ = 51701760.
The previous prime is 132171227. The next prime is 132171233. The reversal of 132171230 is 32171231.
It is an interprime number because it is at equal distance from previous prime (132171227) and next prime (132171233).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132171233) 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, 85565 + ... + 87095.
It is an arithmetic number, because the mean of its divisors is an integer number (7600635).
Almost surely, 2132171230 is an apocalyptic number.
132171230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
132171230 is a deficient number, since it is larger than the sum of its proper divisors (111049090).
132171230 is a wasteful number, since it uses less digits than its factorization.
132171230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1724.
The product of its (nonzero) digits is 252, while the sum is 20.
The square root of 132171230 is about 11496.5747072769. The cubic root of 132171230 is about 509.3844039816.
Subtracting from 132171230 its reverse (32171231), we obtain a palindrome (99999999).
The spelling of 132171230 in words is "one hundred thirty-two million, one hundred seventy-one thousand, two hundred thirty".
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