Base | Representation |
---|---|
bin | 101101111010110001100… |
… | …100110100010011001001 |
3 | 102011122212012010112012221 |
4 | 231322301210310103021 |
5 | 403144413203321042 |
6 | 10413335423134041 |
7 | 443655602524432 |
oct | 55726144642311 |
9 | 12148765115187 |
10 | 3155485213897 |
11 | 100726315a255 |
12 | 42b679744321 |
13 | 19b73a616b53 |
14 | aca24d72489 |
15 | 57134b71d67 |
hex | 2deb19344c9 |
3155485213897 has 8 divisors (see below), whose sum is σ = 3203125090592. Its totient is φ = 3108153686400.
The previous prime is 3155485213891. The next prime is 3155485213921. The reversal of 3155485213897 is 7983125845513.
3155485213897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3155485213897 - 223 = 3155476825289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3155485213891) 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, 77066679 + ... + 77107612.
It is an arithmetic number, because the mean of its divisors is an integer number (400390636324).
Almost surely, 23155485213897 is an apocalyptic number.
It is an amenable number.
3155485213897 is a deficient number, since it is larger than the sum of its proper divisors (47639876695).
3155485213897 is a wasteful number, since it uses less digits than its factorization.
3155485213897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154174599.
The product of its digits is 36288000, while the sum is 61.
The spelling of 3155485213897 in words is "three trillion, one hundred fifty-five billion, four hundred eighty-five million, two hundred thirteen thousand, eight hundred ninety-seven".
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