Base | Representation |
---|---|
bin | 101101110111111… |
… | …001100011111100 |
3 | 1222122012011201000 |
4 | 231313321203330 |
5 | 3034011102122 |
6 | 204211450300 |
7 | 25033506420 |
oct | 5567714374 |
9 | 1878164630 |
10 | 769628412 |
11 | 365487243 |
12 | 1958b6990 |
13 | c35aaa37 |
14 | 74300b80 |
15 | 478780ac |
hex | 2ddf98fc |
769628412 has 96 divisors (see below), whose sum is σ = 2285337600. Its totient is φ = 219416256.
The previous prime is 769628389. The next prime is 769628429. The reversal of 769628412 is 214826967.
It is a happy number.
769628412 is a `hidden beast` number, since 7 + 6 + 9 + 628 + 4 + 12 = 666.
It is a super-3 number, since 3×7696284123 (a number of 28 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 492889 + ... + 494447.
It is an arithmetic number, because the mean of its divisors is an integer number (23805600).
Almost surely, 2769628412 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 769628412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1142668800).
769628412 is an abundant number, since it is smaller than the sum of its proper divisors (1515709188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
769628412 is a wasteful number, since it uses less digits than its factorization.
769628412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2232 (or 2224 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 769628412 is about 27742.1774920427. The cubic root of 769628412 is about 916.4181824043.
The spelling of 769628412 in words is "seven hundred sixty-nine million, six hundred twenty-eight thousand, four hundred twelve".
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