Base | Representation |
---|---|
bin | 11001001101001110110100… |
… | …00011000111000101111111 |
3 | 21021021002001201112220121011 |
4 | 30212213122003013011333 |
5 | 24231132033032002310 |
6 | 313520142033020051 |
7 | 14450462210161534 |
oct | 1446473203070577 |
9 | 237232051486534 |
10 | 55430211203455 |
11 | 16730903186290 |
12 | 62728b56b4627 |
13 | 24c107b19820a |
14 | d98b9d658d8b |
15 | 661d011c278a |
hex | 3269da0c717f |
55430211203455 has 8 divisors (see below), whose sum is σ = 72563185575504. Its totient is φ = 40312880875200.
The previous prime is 55430211203453. The next prime is 55430211203489.
55430211203455 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 55430211203455 - 21 = 55430211203453 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 (55430211203453) 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, 503911010886 + ... + 503911010995.
It is an arithmetic number, because the mean of its divisors is an integer number (9070398196938).
Almost surely, 255430211203455 is an apocalyptic number.
55430211203455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
55430211203455 is a deficient number, since it is larger than the sum of its proper divisors (17132974372049).
55430211203455 is a wasteful number, since it uses less digits than its factorization.
55430211203455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1007822021897.
The product of its (nonzero) digits is 360000, while the sum is 40.
It can be divided in two parts, 5543021 and 1203455, that added together give a palindrome (6746476).
The spelling of 55430211203455 in words is "fifty-five trillion, four hundred thirty billion, two hundred eleven million, two hundred three thousand, four hundred fifty-five".
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