Base | Representation |
---|---|
bin | 100010100101111011… |
… | …0101110011111001000 |
3 | 21002202012020201222210 |
4 | 1011023312232133020 |
5 | 2204114443101131 |
6 | 54043233545120 |
7 | 5236621526202 |
oct | 1051366563710 |
9 | 232665221883 |
10 | 74287081416 |
11 | 29561136869 |
12 | 124927151a0 |
13 | 700b692a12 |
14 | 384a139772 |
15 | 1debb92146 |
hex | 114bdae7c8 |
74287081416 has 16 divisors (see below), whose sum is σ = 185717703600. Its totient is φ = 24762360464.
The previous prime is 74287081381. The next prime is 74287081433. The reversal of 74287081416 is 61418078247.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1547647506 + ... + 1547647553.
It is an arithmetic number, because the mean of its divisors is an integer number (11607356475).
Almost surely, 274287081416 is an apocalyptic number.
It is an amenable number.
74287081416 is an abundant number, since it is smaller than the sum of its proper divisors (111430622184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74287081416 is a wasteful number, since it uses less digits than its factorization.
74287081416 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3095295068 (or 3095295064 counting only the distinct ones).
The product of its (nonzero) digits is 602112, while the sum is 48.
The spelling of 74287081416 in words is "seventy-four billion, two hundred eighty-seven million, eighty-one thousand, four hundred sixteen".
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