Base | Representation |
---|---|
bin | 111100100110100000… |
… | …001010000011001101 |
3 | 20012221212120112200010 |
4 | 330212200022003031 |
5 | 2031231020122141 |
6 | 45520514023433 |
7 | 4462335620022 |
oct | 744640120315 |
9 | 205855515603 |
10 | 65070473421 |
11 | 25661649868 |
12 | 1073bb77b79 |
13 | 61a0091c15 |
14 | 321405b549 |
15 | 1a5c97a416 |
hex | f2680a0cd |
65070473421 has 8 divisors (see below), whose sum is σ = 91326980320. Its totient is φ = 41097141072.
The previous prime is 65070473387. The next prime is 65070473443. The reversal of 65070473421 is 12437407056.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 65070473421 - 26 = 65070473357 is a prime.
It is a super-2 number, since 2×650704734212 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 65070473421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65070473821) 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, 570793570 + ... + 570793683.
It is an arithmetic number, because the mean of its divisors is an integer number (11415872540).
Almost surely, 265070473421 is an apocalyptic number.
It is an amenable number.
65070473421 is a deficient number, since it is larger than the sum of its proper divisors (26256506899).
65070473421 is a wasteful number, since it uses less digits than its factorization.
65070473421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1141587275.
The product of its (nonzero) digits is 141120, while the sum is 39.
The spelling of 65070473421 in words is "sixty-five billion, seventy million, four hundred seventy-three thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.270 sec. • engine limits •