Base | Representation |
---|---|
bin | 10101110101101111… |
… | …10011010101101011 |
3 | 1010021010220001200211 |
4 | 22322313303111223 |
5 | 143003112444341 |
6 | 5215250041551 |
7 | 563362626550 |
oct | 127267632553 |
9 | 33233801624 |
10 | 11725124971 |
11 | 4a77588a2a |
12 | 23328792b7 |
13 | 114b222a91 |
14 | 7d3308a27 |
15 | 489576181 |
hex | 2badf356b |
11725124971 has 16 divisors (see below), whose sum is σ = 13474395904. Its totient is φ = 9994562784.
The previous prime is 11725124909. The next prime is 11725124977. The reversal of 11725124971 is 17942152711.
It is a cyclic number.
It is not a de Polignac number, because 11725124971 - 233 = 3135190379 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11725124977) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1030405 + ... + 1041721.
It is an arithmetic number, because the mean of its divisors is an integer number (842149744).
Almost surely, 211725124971 is an apocalyptic number.
11725124971 is a deficient number, since it is larger than the sum of its proper divisors (1749270933).
11725124971 is a wasteful number, since it uses less digits than its factorization.
11725124971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12130.
The product of its digits is 35280, while the sum is 40.
The spelling of 11725124971 in words is "eleven billion, seven hundred twenty-five million, one hundred twenty-four thousand, nine hundred seventy-one".
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