Base | Representation |
---|---|
bin | 10010101000110001… |
… | …111011111101100100 |
3 | 1220122122020011100202 |
4 | 102220301323331210 |
5 | 311440423012012 |
6 | 13105420330032 |
7 | 1305622134164 |
oct | 225061737544 |
9 | 56578204322 |
10 | 20011532132 |
11 | 8539a96309 |
12 | 3a659a3918 |
13 | 1b6bbb4997 |
14 | d7ba485a4 |
15 | 7c1c97cc2 |
hex | 4a8c7bf64 |
20011532132 has 24 divisors (see below), whose sum is σ = 35300708352. Its totient is φ = 9925934400.
The previous prime is 20011532129. The next prime is 20011532143. The reversal of 20011532132 is 23123511002.
It is a super-2 number, since 2×200115321322 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212957 + ... + 292187.
It is an arithmetic number, because the mean of its divisors is an integer number (1470862848).
Almost surely, 220011532132 is an apocalyptic number.
It is an amenable number.
20011532132 is a deficient number, since it is larger than the sum of its proper divisors (15289176220).
20011532132 is a wasteful number, since it uses less digits than its factorization.
20011532132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79739 (or 79737 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 20.
The spelling of 20011532132 in words is "twenty billion, eleven million, five hundred thirty-two thousand, one hundred thirty-two".
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