Base | Representation |
---|---|
bin | 1011000011111000010… |
… | …1111000101100101011 |
3 | 200011110211200221220022 |
4 | 2300332011320230223 |
5 | 11103130143310441 |
6 | 223143310151055 |
7 | 16504610553401 |
oct | 2607605705453 |
9 | 604424627808 |
10 | 190020291371 |
11 | 73650556419 |
12 | 309b14b248b |
13 | 14bc38b7941 |
14 | 92a8921471 |
15 | 4e2227384b |
hex | 2c3e178b2b |
190020291371 has 2 divisors, whose sum is σ = 190020291372. Its totient is φ = 190020291370.
The previous prime is 190020291341. The next prime is 190020291407. The reversal of 190020291371 is 173192020091.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-190020291371 is a prime.
It is a super-2 number, since 2×1900202913712 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (190020291341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95010145685 + 95010145686.
It is an arithmetic number, because the mean of its divisors is an integer number (95010145686).
Almost surely, 2190020291371 is an apocalyptic number.
190020291371 is a deficient number, since it is larger than the sum of its proper divisors (1).
190020291371 is an equidigital number, since it uses as much as digits as its factorization.
190020291371 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6804, while the sum is 35.
The spelling of 190020291371 in words is "one hundred ninety billion, twenty million, two hundred ninety-one thousand, three hundred seventy-one".
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