Base | Representation |
---|---|
bin | 11011111101000010010101… |
… | …11000000010110010010011 |
3 | 22001122112221201000220210202 |
4 | 31332201022320002302103 |
5 | 31024114224001131221 |
6 | 334423150354045415 |
7 | 15643056266045420 |
oct | 1576411270026223 |
9 | 261575851026722 |
10 | 61470828145811 |
11 | 1864a6a4a46697 |
12 | 6a8955bb7986b |
13 | 283b89c3588c6 |
14 | 11272bd92cd47 |
15 | 718ee5da9d0b |
hex | 37e84ae02c93 |
61470828145811 has 8 divisors (see below), whose sum is σ = 70252936462944. Its totient is φ = 52688860188480.
The previous prime is 61470828145787. The next prime is 61470828145819. The reversal of 61470828145811 is 11854182807416.
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 61470828145811 - 218 = 61470827883667 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61470828145819) 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, 34149800 + ... + 35904741.
It is an arithmetic number, because the mean of its divisors is an integer number (8781617057868).
Almost surely, 261470828145811 is an apocalyptic number.
61470828145811 is a deficient number, since it is larger than the sum of its proper divisors (8782108317133).
61470828145811 is a wasteful number, since it uses less digits than its factorization.
61470828145811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70179901.
The product of its (nonzero) digits is 3440640, while the sum is 56.
The spelling of 61470828145811 in words is "sixty-one trillion, four hundred seventy billion, eight hundred twenty-eight million, one hundred forty-five thousand, eight hundred eleven".
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