Base | Representation |
---|---|
bin | 100010111010111001… |
… | …1000001001100101010 |
3 | 21011120020022221022210 |
4 | 1011311303001030222 |
5 | 2212040113040204 |
6 | 54241132025550 |
7 | 5263224610434 |
oct | 1056563011452 |
9 | 234506287283 |
10 | 74990752554 |
11 | 29892363363 |
12 | 1264a3022b6 |
13 | 70c13b9083 |
14 | 38b578b654 |
15 | 1e3d83c389 |
hex | 1175cc132a |
74990752554 has 32 divisors (see below), whose sum is σ = 154904150016. Its totient is φ = 24177357360.
The previous prime is 74990752549. The next prime is 74990752561. The reversal of 74990752554 is 45525709947.
It is a super-2 number, since 2×749907525542 (a number of 23 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 74990752494 and 74990752503.
It is an unprimeable number.
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, 234399 + ... + 452685.
It is an arithmetic number, because the mean of its divisors is an integer number (4840754688).
Almost surely, 274990752554 is an apocalyptic number.
74990752554 is an abundant number, since it is smaller than the sum of its proper divisors (79913397462).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74990752554 is a wasteful number, since it uses less digits than its factorization.
74990752554 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 220170.
The product of its (nonzero) digits is 15876000, while the sum is 57.
The spelling of 74990752554 in words is "seventy-four billion, nine hundred ninety million, seven hundred fifty-two thousand, five hundred fifty-four".
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