Base | Representation |
---|---|
bin | 1111111101101… |
… | …01010111010111 |
3 | 100022222102202120 |
4 | 13332311113113 |
5 | 233240141043 |
6 | 21142111023 |
7 | 3214143030 |
oct | 776652727 |
9 | 308872676 |
10 | 133912023 |
11 | 696540a3 |
12 | 38a1b473 |
13 | 219882ab |
14 | 13adba87 |
15 | bb52983 |
hex | 7fb55d7 |
133912023 has 8 divisors (see below), whose sum is σ = 204056448. Its totient is φ = 76521144.
The previous prime is 133912021. The next prime is 133912039. The reversal of 133912023 is 320219331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 133912023 - 21 = 133912021 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 133911984 and 133912002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133912021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3188361 + ... + 3188402.
It is an arithmetic number, because the mean of its divisors is an integer number (25507056).
Almost surely, 2133912023 is an apocalyptic number.
133912023 is a deficient number, since it is larger than the sum of its proper divisors (70144425).
133912023 is an equidigital number, since it uses as much as digits as its factorization.
133912023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6376773.
The product of its (nonzero) digits is 972, while the sum is 24.
The square root of 133912023 is about 11572.0362512395. The cubic root of 133912023 is about 511.6109804872.
The spelling of 133912023 in words is "one hundred thirty-three million, nine hundred twelve thousand, twenty-three".
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