Base | Representation |
---|---|
bin | 111010101100000… |
… | …1111101100100111 |
3 | 12002020120022001112 |
4 | 1311120033230213 |
5 | 13013114240043 |
6 | 523224415235 |
7 | 66541455221 |
oct | 16530175447 |
9 | 5066508045 |
10 | 1969290023 |
11 | 920681818 |
12 | 46b61751b |
13 | 254cb418c |
14 | 149783411 |
15 | b7d48518 |
hex | 7560fb27 |
1969290023 has 16 divisors (see below), whose sum is σ = 2056847520. Its totient is φ = 1884211200.
The previous prime is 1969290019. The next prime is 1969290073. The reversal of 1969290023 is 3200929691.
It is a cyclic number.
It is not a de Polignac number, because 1969290023 - 22 = 1969290019 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1969290073) 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, 346283 + ... + 351923.
It is an arithmetic number, because the mean of its divisors is an integer number (128552970).
Almost surely, 21969290023 is an apocalyptic number.
1969290023 is a deficient number, since it is larger than the sum of its proper divisors (87557497).
1969290023 is an equidigital number, since it uses as much as digits as its factorization.
1969290023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5858.
The product of its (nonzero) digits is 52488, while the sum is 41.
The square root of 1969290023 is about 44376.6833258188. The cubic root of 1969290023 is about 1253.4390678128.
The spelling of 1969290023 in words is "one billion, nine hundred sixty-nine million, two hundred ninety thousand, twenty-three".
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