Base | Representation |
---|---|
bin | 10000011101111111110110… |
… | …000000000001111011010010 |
3 | 100111110020220102202002022120 |
4 | 100131333312000001323102 |
5 | 33443143432120343344 |
6 | 414013542333315110 |
7 | 21153622621630152 |
oct | 2035776600017322 |
9 | 314406812662276 |
10 | 72430160715474 |
11 | 21095505523241 |
12 | 815954a335a96 |
13 | 315519a3527c3 |
14 | 13c58d1dda762 |
15 | 85911c190219 |
hex | 41dff6001ed2 |
72430160715474 has 32 divisors (see below), whose sum is σ = 144947627508096. Its totient is φ = 24128840250240.
The previous prime is 72430160715457. The next prime is 72430160715487. The reversal of 72430160715474 is 47451706103427.
It is a super-2 number, since 2×724301607154742 (a number of 29 digits) contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66351574 + ... + 67434350.
It is an arithmetic number, because the mean of its divisors is an integer number (4529613359628).
Almost surely, 272430160715474 is an apocalyptic number.
72430160715474 is an abundant number, since it is smaller than the sum of its proper divisors (72517466792622).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72430160715474 is a wasteful number, since it uses less digits than its factorization.
72430160715474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1089490.
The product of its (nonzero) digits is 3951360, while the sum is 51.
The spelling of 72430160715474 in words is "seventy-two trillion, four hundred thirty billion, one hundred sixty million, seven hundred fifteen thousand, four hundred seventy-four".
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