Base | Representation |
---|---|
bin | 10010001111110010010… |
… | …110010001101110100101 |
3 | 11102212112112201101212221 |
4 | 102033302112101232211 |
5 | 131020442230043224 |
6 | 2400011230512341 |
7 | 156406563056422 |
oct | 22176226215645 |
9 | 4385475641787 |
10 | 1253901409189 |
11 | 44385a724660 |
12 | 1830210656b1 |
13 | 9131c709b80 |
14 | 44991066d49 |
15 | 2293bd2d6e4 |
hex | 123f2591ba5 |
1253901409189 has 16 divisors (see below), whose sum is σ = 1504457821440. Its totient is φ = 1029837188160.
The previous prime is 1253901409097. The next prime is 1253901409279. The reversal of 1253901409189 is 9819041093521.
It is a de Polignac number, because none of the positive numbers 2k-1253901409189 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 (1253901409489) 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, 93275634 + ... + 93289075.
It is an arithmetic number, because the mean of its divisors is an integer number (94028613840).
Almost surely, 21253901409189 is an apocalyptic number.
It is an amenable number.
1253901409189 is a deficient number, since it is larger than the sum of its proper divisors (250556412251).
1253901409189 is a wasteful number, since it uses less digits than its factorization.
1253901409189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 186564780.
The product of its (nonzero) digits is 699840, while the sum is 52.
The spelling of 1253901409189 in words is "one trillion, two hundred fifty-three billion, nine hundred one million, four hundred nine thousand, one hundred eighty-nine".
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