Base | Representation |
---|---|
bin | 10111100001100011001010… |
… | …00111101101100110010101 |
3 | 20210011100220100012021011211 |
4 | 23300301211013231212111 |
5 | 23240022104323233441 |
6 | 302004321435101421 |
7 | 13616250425222224 |
oct | 1360614507554625 |
9 | 223140810167154 |
10 | 51730282633621 |
11 | 15534764a39509 |
12 | 5975812ba1871 |
13 | 22b31b5c4ab67 |
14 | caba8ab32cbb |
15 | 5ea953cd5a81 |
hex | 2f0c651ed995 |
51730282633621 has 8 divisors (see below), whose sum is σ = 52461969019200. Its totient is φ = 50998682105280.
The previous prime is 51730282633583. The next prime is 51730282633651. The reversal of 51730282633621 is 12633628203715.
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 51730282633621 - 29 = 51730282633109 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 (51730282633651) 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, 20250276 + ... + 22661293.
It is an arithmetic number, because the mean of its divisors is an integer number (6557746127400).
Almost surely, 251730282633621 is an apocalyptic number.
It is an amenable number.
51730282633621 is a deficient number, since it is larger than the sum of its proper divisors (731686385579).
51730282633621 is a wasteful number, since it uses less digits than its factorization.
51730282633621 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42928619.
The product of its (nonzero) digits is 2177280, while the sum is 49.
The spelling of 51730282633621 in words is "fifty-one trillion, seven hundred thirty billion, two hundred eighty-two million, six hundred thirty-three thousand, six hundred twenty-one".
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