Base | Representation |
---|---|
bin | 111001000001011100… |
… | …110001000010000000 |
3 | 12212001001112110011202 |
4 | 321001130301002000 |
5 | 2000343231231143 |
6 | 44043320000332 |
7 | 4265164013264 |
oct | 710134610200 |
9 | 185031473152 |
10 | 61227602048 |
11 | 23a6a426708 |
12 | ba490000a8 |
13 | 5a09b97032 |
14 | 2d6b92a0a4 |
15 | 18d53e1ab8 |
hex | e41731080 |
61227602048 has 24 divisors (see below), whose sum is σ = 121982440815. Its totient is φ = 30612401280.
The previous prime is 61227602021. The next prime is 61227602057. The reversal of 61227602048 is 84020672216.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 30613801024 + 30613801024 = 174968^2 + 174968^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=174968.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2788553 + ... + 2810423.
Almost surely, 261227602048 is an apocalyptic number.
It is an amenable number.
61227602048 is a deficient number, since it is larger than the sum of its proper divisors (60754838767).
61227602048 is an frugal number, since it uses more digits than its factorization.
61227602048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43756 (or 21873 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 38.
The spelling of 61227602048 in words is "sixty-one billion, two hundred twenty-seven million, six hundred two thousand, forty-eight".
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