Base | Representation |
---|---|
bin | 10100010101110101000… |
… | …111010001101011101011 |
3 | 11221122001010021101101220 |
4 | 110111311013101223223 |
5 | 140400223234303112 |
6 | 2550053123113123 |
7 | 202663340160501 |
oct | 24256507215353 |
9 | 4848033241356 |
10 | 1397829212907 |
11 | 4998a8170876 |
12 | 1a6aaa2127a3 |
13 | a1a78c6317a |
14 | 4b9261b4671 |
15 | 265627b398c |
hex | 145751d1aeb |
1397829212907 has 8 divisors (see below), whose sum is σ = 1868638531584. Its totient is φ = 929453018088.
The previous prime is 1397829212893. The next prime is 1397829212951. The reversal of 1397829212907 is 7092129287931.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1397829212907 - 24 = 1397829212891 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1397829202907) 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, 608279623 + ... + 608281920.
It is an arithmetic number, because the mean of its divisors is an integer number (233579816448).
Almost surely, 21397829212907 is an apocalyptic number.
1397829212907 is a deficient number, since it is larger than the sum of its proper divisors (470809318677).
1397829212907 is a wasteful number, since it uses less digits than its factorization.
1397829212907 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1216561929.
The product of its (nonzero) digits is 6858432, while the sum is 60.
The spelling of 1397829212907 in words is "one trillion, three hundred ninety-seven billion, eight hundred twenty-nine million, two hundred twelve thousand, nine hundred seven".
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