Base | Representation |
---|---|
bin | 110011011101001110… |
… | …100001000011010100 |
3 | 12021121112211122012020 |
4 | 303131032201003110 |
5 | 1401123300141214 |
6 | 41214304253140 |
7 | 3664114155453 |
oct | 633516410324 |
9 | 167545748166 |
10 | 55251177684 |
11 | 2148293861a |
12 | a85b6111b0 |
13 | 5296964061 |
14 | 2961cd6b9a |
15 | 16858b44a9 |
hex | cdd3a10d4 |
55251177684 has 48 divisors (see below), whose sum is σ = 133329100800. Its totient is φ = 17797025376.
The previous prime is 55251177679. The next prime is 55251177713. The reversal of 55251177684 is 48677115255.
It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 575464 + ... + 664575.
It is an arithmetic number, because the mean of its divisors is an integer number (2777689600).
Almost surely, 255251177684 is an apocalyptic number.
It is an amenable number.
55251177684 is an abundant number, since it is smaller than the sum of its proper divisors (78077923116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55251177684 is a wasteful number, since it uses less digits than its factorization.
55251177684 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1240172 (or 1240170 counting only the distinct ones).
The product of its digits is 2352000, while the sum is 51.
It can be divided in two parts, 5525117 and 7684, that added together give a triangular number (5532801 = T3326).
The spelling of 55251177684 in words is "fifty-five billion, two hundred fifty-one million, one hundred seventy-seven thousand, six hundred eighty-four".
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