Base | Representation |
---|---|
bin | 11011101001111110111… |
… | …111111110111100111001 |
3 | 20201200112112210112000010 |
4 | 123221332333332330321 |
5 | 222114214044400334 |
6 | 4013025220332133 |
7 | 254210213362161 |
oct | 33517677767471 |
9 | 6650475715003 |
10 | 1900506246969 |
11 | 673000259610 |
12 | 2683b7844049 |
13 | 10a2a88b6265 |
14 | 67db0b6d5a1 |
15 | 346834420e9 |
hex | 1ba7effef39 |
1900506246969 has 16 divisors (see below), whose sum is σ = 2823189166080. Its totient is φ = 1127315116560.
The previous prime is 1900506246953. The next prime is 1900506246997. The reversal of 1900506246969 is 9696426050091.
It is a happy number.
It is not a de Polignac number, because 1900506246969 - 24 = 1900506246953 is a prime.
It is a super-2 number, since 2×19005062469692 (a number of 25 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1900506246869) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 612669709 + ... + 612672810.
It is an arithmetic number, because the mean of its divisors is an integer number (176449322880).
Almost surely, 21900506246969 is an apocalyptic number.
It is an amenable number.
1900506246969 is a deficient number, since it is larger than the sum of its proper divisors (922682919111).
1900506246969 is a wasteful number, since it uses less digits than its factorization.
1900506246969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1225342580.
The product of its (nonzero) digits is 6298560, while the sum is 57.
The spelling of 1900506246969 in words is "one trillion, nine hundred billion, five hundred six million, two hundred forty-six thousand, nine hundred sixty-nine".
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