Base | Representation |
---|---|
bin | 10101011011111010… |
… | …001010100110001010 |
3 | 2012102002012010210102 |
4 | 111123322022212022 |
5 | 334114300422030 |
6 | 14323534045402 |
7 | 1443243443633 |
oct | 253372124612 |
9 | 65362163712 |
10 | 23016810890 |
11 | 9841431767 |
12 | 4564349862 |
13 | 222a6c6b38 |
14 | 1184c2688a |
15 | 8eaa30c45 |
hex | 55be8a98a |
23016810890 has 16 divisors (see below), whose sum is σ = 42549997032. Its totient is φ = 8957893824.
The previous prime is 23016810889. The next prime is 23016810899. The reversal of 23016810890 is 9801861032.
It can be written as a sum of positive squares in 4 ways, for example, as 21399886369 + 1616924521 = 146287^2 + 40211^2 .
It is not an unprimeable number, because it can be changed into a prime (23016810899) 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, 31103429 + ... + 31104168.
Almost surely, 223016810890 is an apocalyptic number.
23016810890 is a deficient number, since it is larger than the sum of its proper divisors (19533186142).
23016810890 is a wasteful number, since it uses less digits than its factorization.
23016810890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62207641.
The product of its (nonzero) digits is 20736, while the sum is 38.
The spelling of 23016810890 in words is "twenty-three billion, sixteen million, eight hundred ten thousand, eight hundred ninety".
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