Base | Representation |
---|---|
bin | 100010000000000001… |
… | …0011011001000000110 |
3 | 20222110112202100022010 |
4 | 1010000002123020012 |
5 | 2144013330020210 |
6 | 53313114315050 |
7 | 5163244635456 |
oct | 1040002331006 |
9 | 228415670263 |
10 | 73015079430 |
11 | 28a69121957 |
12 | 12198728a86 |
13 | 6b67cab717 |
14 | 3769225d66 |
15 | 1d75182920 |
hex | 110009b206 |
73015079430 has 32 divisors (see below), whose sum is σ = 175251691008. Its totient is φ = 19468965600.
The previous prime is 73015079413. The next prime is 73015079491. The reversal of 73015079430 is 3497051037.
It is a happy number.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is a congruent 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, 257475 + ... + 460785.
It is an arithmetic number, because the mean of its divisors is an integer number (5476615344).
Almost surely, 273015079430 is an apocalyptic number.
73015079430 is an abundant number, since it is smaller than the sum of its proper divisors (102236611578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73015079430 is a wasteful number, since it uses less digits than its factorization.
73015079430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 215292.
The product of its (nonzero) digits is 79380, while the sum is 39.
The spelling of 73015079430 in words is "seventy-three billion, fifteen million, seventy-nine thousand, four hundred thirty".
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