Base | Representation |
---|---|
bin | 11011111000001101111000… |
… | …11110010000100010010001 |
3 | 22001001201111220101221020002 |
4 | 31330012330132100202101 |
5 | 31013411102421430330 |
6 | 334215122312455345 |
7 | 15625104520221425 |
oct | 1574067436204221 |
9 | 261051456357202 |
10 | 61305230264465 |
11 | 18596447295410 |
12 | 6a614456aa555 |
13 | 282909b426c75 |
14 | 111d2907a2b85 |
15 | 714a52c65e45 |
hex | 37c1bc790891 |
61305230264465 has 16 divisors (see below), whose sum is σ = 80267041354176. Its totient is φ = 44578443268800.
The previous prime is 61305230264441. The next prime is 61305230264623. The reversal of 61305230264465 is 56446203250316.
It is not a de Polignac number, because 61305230264465 - 236 = 61236510787729 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89389562 + ... + 90072771.
It is an arithmetic number, because the mean of its divisors is an integer number (5016690084636).
Almost surely, 261305230264465 is an apocalyptic number.
It is an amenable number.
61305230264465 is a deficient number, since it is larger than the sum of its proper divisors (18961811089711).
61305230264465 is a wasteful number, since it uses less digits than its factorization.
61305230264465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179468560.
The product of its (nonzero) digits is 3110400, while the sum is 47.
The spelling of 61305230264465 in words is "sixty-one trillion, three hundred five billion, two hundred thirty million, two hundred sixty-four thousand, four hundred sixty-five".
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