Base | Representation |
---|---|
bin | 101111101000011110… |
… | …110000011110001110 |
3 | 11220000101101001222102 |
4 | 233220132300132032 |
5 | 1314221111022410 |
6 | 35255023115102 |
7 | 3460264321256 |
oct | 575036603616 |
9 | 156011331872 |
10 | 51145017230 |
11 | 1a76603548a |
12 | 9ab4442a92 |
13 | 4a91052b08 |
14 | 269282a966 |
15 | 14e516e2a5 |
hex | be87b078e |
51145017230 has 8 divisors (see below), whose sum is σ = 92061031032. Its totient is φ = 20458006888.
The previous prime is 51145017227. The next prime is 51145017257. The reversal of 51145017230 is 3271054115.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 51145017193 and 51145017202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2557250852 + ... + 2557250871.
It is an arithmetic number, because the mean of its divisors is an integer number (11507628879).
Almost surely, 251145017230 is an apocalyptic number.
51145017230 is a deficient number, since it is larger than the sum of its proper divisors (40916013802).
51145017230 is a wasteful number, since it uses less digits than its factorization.
51145017230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5114501730.
The product of its (nonzero) digits is 4200, while the sum is 29.
The spelling of 51145017230 in words is "fifty-one billion, one hundred forty-five million, seventeen thousand, two hundred thirty".
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