Base | Representation |
---|---|
bin | 100001101001111100… |
… | …0001111001000001100 |
3 | 20220112220200100100020 |
4 | 1003103320033020030 |
5 | 2141004144230330 |
6 | 53111411102140 |
7 | 5136010442262 |
oct | 1032370171014 |
9 | 226486610306 |
10 | 72274211340 |
11 | 287189a9781 |
12 | 120105a1950 |
13 | 6a7a660636 |
14 | 36d8a90432 |
15 | 1d300db210 |
hex | 10d3e0f20c |
72274211340 has 48 divisors (see below), whose sum is σ = 213018731520. Its totient is φ = 18258747840.
The previous prime is 72274211327. The next prime is 72274211353. The reversal of 72274211340 is 4311247227.
It is an interprime number because it is at equal distance from previous prime (72274211327) and next prime (72274211353).
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, 31698076 + ... + 31700355.
It is an arithmetic number, because the mean of its divisors is an integer number (4437890240).
Almost surely, 272274211340 is an apocalyptic number.
It is an amenable number.
72274211340 is an abundant number, since it is smaller than the sum of its proper divisors (140744520180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72274211340 is a wasteful number, since it uses less digits than its factorization.
72274211340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63398462 (or 63398460 counting only the distinct ones).
The product of its (nonzero) digits is 18816, while the sum is 33.
Adding to 72274211340 its reverse (4311247227), we get a palindrome (76585458567).
The spelling of 72274211340 in words is "seventy-two billion, two hundred seventy-four million, two hundred eleven thousand, three hundred forty".
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