Base | Representation |
---|---|
bin | 100010010011110010… |
… | …0100011010111001001 |
3 | 21001011202210100022010 |
4 | 1010213210203113021 |
5 | 2201343123244411 |
6 | 53503010250133 |
7 | 5215550351430 |
oct | 1044744432711 |
9 | 231152710263 |
10 | 73678337481 |
11 | 29279556501 |
12 | 12342886949 |
13 | 6c425251c8 |
14 | 37cd358117 |
15 | 1db34e87a6 |
hex | 11279235c9 |
73678337481 has 16 divisors (see below), whose sum is σ = 112298102784. Its totient is φ = 42092025744.
The previous prime is 73678337449. The next prime is 73678337489. The reversal of 73678337481 is 18473387637.
It is not a de Polignac number, because 73678337481 - 25 = 73678337449 is a prime.
It is a super-2 number, since 2×736783374812 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (73678337489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319641 + ... + 499526.
It is an arithmetic number, because the mean of its divisors is an integer number (7018631424).
Almost surely, 273678337481 is an apocalyptic number.
It is an amenable number.
73678337481 is a deficient number, since it is larger than the sum of its proper divisors (38619765303).
73678337481 is a wasteful number, since it uses less digits than its factorization.
73678337481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 823460.
The product of its digits is 14224896, while the sum is 57.
The spelling of 73678337481 in words is "seventy-three billion, six hundred seventy-eight million, three hundred thirty-seven thousand, four hundred eighty-one".
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