Base | Representation |
---|---|
bin | 1000101100011… |
… | …11001100011110 |
3 | 12002020122111102 |
4 | 10112033030132 |
5 | 122133011040 |
6 | 11123153102 |
7 | 1543652006 |
oct | 426171436 |
9 | 162218442 |
10 | 72938270 |
11 | 38198669 |
12 | 20515792 |
13 | 1215a052 |
14 | 9989006 |
15 | 660b515 |
hex | 458f31e |
72938270 has 8 divisors (see below), whose sum is σ = 131288904. Its totient is φ = 29175304.
The previous prime is 72938237. The next prime is 72938287. The reversal of 72938270 is 7283927.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3646904 + ... + 3646923.
It is an arithmetic number, because the mean of its divisors is an integer number (16411113).
Almost surely, 272938270 is an apocalyptic number.
72938270 is a deficient number, since it is larger than the sum of its proper divisors (58350634).
72938270 is a wasteful number, since it uses less digits than its factorization.
72938270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7293834.
The product of its (nonzero) digits is 42336, while the sum is 38.
The square root of 72938270 is about 8540.3905062942. The cubic root of 72938270 is about 417.8160824860.
The spelling of 72938270 in words is "seventy-two million, nine hundred thirty-eight thousand, two hundred seventy".
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