Base | Representation |
---|---|
bin | 110011011011000001… |
… | …100011011111111001 |
3 | 12021111222022021012011 |
4 | 303123001203133321 |
5 | 1401034320203101 |
6 | 41210504245521 |
7 | 3663155113036 |
oct | 633301433771 |
9 | 167458267164 |
10 | 55214225401 |
11 | 21463a99845 |
12 | a84b1708a1 |
13 | 528c0c67ba |
14 | 295b03838d |
15 | 1682515751 |
hex | cdb0637f9 |
55214225401 has 4 divisors (see below), whose sum is σ = 55315166032. Its totient is φ = 55113284772.
The previous prime is 55214225369. The next prime is 55214225483. The reversal of 55214225401 is 10452241255.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 55214225401 - 25 = 55214225369 is a prime.
It is a super-2 number, since 2×552142254012 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (55214226401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50469495 + ... + 50470588.
It is an arithmetic number, because the mean of its divisors is an integer number (13828791508).
Almost surely, 255214225401 is an apocalyptic number.
It is an amenable number.
55214225401 is a deficient number, since it is larger than the sum of its proper divisors (100940631).
55214225401 is a wasteful number, since it uses less digits than its factorization.
55214225401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100940630.
The product of its (nonzero) digits is 16000, while the sum is 31.
Adding to 55214225401 its reverse (10452241255), we get a palindrome (65666466656).
The spelling of 55214225401 in words is "fifty-five billion, two hundred fourteen million, two hundred twenty-five thousand, four hundred one".
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