Base | Representation |
---|---|
bin | 10010001111100101001… |
… | …011010011101010010111 |
3 | 11102211222010220111001010 |
4 | 102033211023103222113 |
5 | 131020014142222334 |
6 | 2355533254303303 |
7 | 156401240553414 |
oct | 22174513235227 |
9 | 4384863814033 |
10 | 1253680429719 |
11 | 443756a124a3 |
12 | 182b7b057b33 |
13 | 912b59b86a3 |
14 | 4496d98310b |
15 | 2292772d0e9 |
hex | 123e52d3a97 |
1253680429719 has 8 divisors (see below), whose sum is σ = 1682220874480. Its totient is φ = 830463469056.
The previous prime is 1253680429699. The next prime is 1253680429723. The reversal of 1253680429719 is 9179240863521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1253680429719 - 29 = 1253680429207 is a prime.
It is a super-2 number, since 2×12536804297192 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1253680429219) 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, 1330870474 + ... + 1330871415.
It is an arithmetic number, because the mean of its divisors is an integer number (210277609310).
It is a 1-persistent number, because it is pandigital, but 2⋅1253680429719 = 2507360859438 is not.
Almost surely, 21253680429719 is an apocalyptic number.
1253680429719 is a deficient number, since it is larger than the sum of its proper divisors (428540444761).
1253680429719 is a wasteful number, since it uses less digits than its factorization.
1253680429719 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2661742049.
The product of its (nonzero) digits is 6531840, while the sum is 57.
The spelling of 1253680429719 in words is "one trillion, two hundred fifty-three billion, six hundred eighty million, four hundred twenty-nine thousand, seven hundred nineteen".
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