Base | Representation |
---|---|
bin | 100010000001101110… |
… | …0001011110111000010 |
3 | 20222121112011120000012 |
4 | 1010003130023313002 |
5 | 2144122433224130 |
6 | 53322514024522 |
7 | 5164540101566 |
oct | 1040334136702 |
9 | 228545146005 |
10 | 73072164290 |
11 | 28a98371624 |
12 | 121b3878142 |
13 | 6b76a77848 |
14 | 3772a456a6 |
15 | 1d7a1ab995 |
hex | 110370bdc2 |
73072164290 has 64 divisors (see below), whose sum is σ = 137517004800. Its totient is φ = 27924971520.
The previous prime is 73072164289. The next prime is 73072164299. The reversal of 73072164290 is 9246127037.
It is not an unprimeable number, because it can be changed into a prime (73072164299) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7708994 + ... + 7718466.
It is an arithmetic number, because the mean of its divisors is an integer number (2148703200).
Almost surely, 273072164290 is an apocalyptic number.
73072164290 is a deficient number, since it is larger than the sum of its proper divisors (64444840510).
73072164290 is a wasteful number, since it uses less digits than its factorization.
73072164290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9827.
The product of its (nonzero) digits is 127008, while the sum is 41.
The spelling of 73072164290 in words is "seventy-three billion, seventy-two million, one hundred sixty-four thousand, two hundred ninety".
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