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76630012 = 2219157503
BaseRepresentation
bin1001001000101…
…00011111111100
312100012012121121
410210110133330
5124104130022
611334240324
71620226054
oct444243774
9170165547
1076630012
113a28a298
12217b60a4
1312b50504
14a26a564
156ada2c7
hex49147fc

76630012 has 6 divisors (see below), whose sum is σ = 134102528. Its totient is φ = 38315004.

The previous prime is 76630007. The next prime is 76630031. The reversal of 76630012 is 21003667.

Adding to 76630012 its reverse (21003667), we get a palindrome (97633679).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9578748 + ... + 9578755.

Almost surely, 276630012 is an apocalyptic number.

It is an amenable number.

76630012 is a deficient number, since it is larger than the sum of its proper divisors (57472516).

76630012 is a wasteful number, since it uses less digits than its factorization.

76630012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19157507 (or 19157505 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 76630012 is about 8753.8569784981. The cubic root of 76630012 is about 424.7495862777.

The spelling of 76630012 in words is "seventy-six million, six hundred thirty thousand, twelve".

Divisors: 1 2 4 19157503 38315006 76630012