Base | Representation |
---|---|
bin | 100011100001010100… |
… | …1010000001001010001 |
3 | 21021220002100102102110 |
4 | 1013002221100021101 |
5 | 2222210142203334 |
6 | 55013105535533 |
7 | 5340201424152 |
oct | 1070251201121 |
9 | 237802312373 |
10 | 76280037969 |
11 | 2a3941025a3 |
12 | 1294a0445a9 |
13 | 7268542155 |
14 | 3998abd929 |
15 | 1eb6b12ae9 |
hex | 11c2a50251 |
76280037969 has 8 divisors (see below), whose sum is σ = 107689465440. Its totient is φ = 47861984576.
The previous prime is 76280037923. The next prime is 76280038019. The reversal of 76280037969 is 96973008267.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 76280037969 - 224 = 76263260753 is a prime.
It is a super-2 number, since 2×762800379692 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (76280037269) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 747843459 + ... + 747843560.
It is an arithmetic number, because the mean of its divisors is an integer number (13461183180).
Almost surely, 276280037969 is an apocalyptic number.
It is an amenable number.
76280037969 is a deficient number, since it is larger than the sum of its proper divisors (31409427471).
76280037969 is a wasteful number, since it uses less digits than its factorization.
76280037969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1495687039.
The product of its (nonzero) digits is 6858432, while the sum is 57.
The spelling of 76280037969 in words is "seventy-six billion, two hundred eighty million, thirty-seven thousand, nine hundred sixty-nine".
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