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76465631212 = 22159717896691
BaseRepresentation
bin100011100110110110…
…1001110111111101100
321022101000120112111021
41013031231032333230
52223100200144322
655043335503524
75344614066265
oct1071555167754
9238330515437
1076465631212
112a479945543
12129a0227ba4
137297b23b39
1439b55d196c
151ec80734c7
hex11cdb4efec

76465631212 has 24 divisors (see below), whose sum is σ = 133993514480. Its totient is φ = 38181810240.

The previous prime is 76465631201. The next prime is 76465631237. The reversal of 76465631212 is 21213656467.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11424787 + ... + 11431477.

Almost surely, 276465631212 is an apocalyptic number.

It is an amenable number.

76465631212 is a deficient number, since it is larger than the sum of its proper divisors (57527883268).

76465631212 is a wasteful number, since it uses less digits than its factorization.

76465631212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10081 (or 10079 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The spelling of 76465631212 in words is "seventy-six billion, four hundred sixty-five million, six hundred thirty-one thousand, two hundred twelve".

Divisors: 1 2 4 1597 1789 3194 3578 6388 6691 7156 13382 26764 2857033 5714066 10685527 11428132 11970199 21371054 23940398 42742108 47880796 19116407803 38232815606 76465631212