Base | Representation |
---|---|
bin | 1111110000001… |
… | …10001000010000 |
3 | 100012122200210110 |
4 | 13320012020100 |
5 | 232312130210 |
6 | 21040201320 |
7 | 3163135242 |
oct | 770061020 |
9 | 305580713 |
10 | 132145680 |
11 | 68658007 |
12 | 38309240 |
13 | 214ba314 |
14 | 1379c092 |
15 | b904420 |
hex | 7e06210 |
132145680 has 40 divisors (see below), whose sum is σ = 409652352. Its totient is φ = 35238784.
The previous prime is 132145667. The next prime is 132145693. The reversal of 132145680 is 86541231.
It is an interprime number because it is at equal distance from previous prime (132145667) and next prime (132145693).
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275064 + ... + 275543.
Almost surely, 2132145680 is an apocalyptic number.
132145680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
132145680 is an abundant number, since it is smaller than the sum of its proper divisors (277506672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132145680 is a wasteful number, since it uses less digits than its factorization.
132145680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 550623 (or 550617 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 132145680 is about 11495.4634530322. The cubic root of 132145680 is about 509.3515788596.
The spelling of 132145680 in words is "one hundred thirty-two million, one hundred forty-five thousand, six hundred eighty".
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