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634512410012 = 221340130429331
BaseRepresentation
bin10010011101110111110…
…00110000010110011100
32020122210021001010201002
421032323320300112130
540343440134110022
61203254015005432
763561544332125
oct11167370602634
92218707033632
10634512410012
11225105793aa8
12a2b80b09878
1347aacb528b0
14229d3b0904c
1511789bd7092
hex93bbe3059c

634512410012 has 24 divisors (see below), whose sum is σ = 1198793963472. Its totient is φ = 292121568000.

The previous prime is 634512410011. The next prime is 634512410017. The reversal of 634512410012 is 210014215436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634512410011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15193814 + ... + 15235517.

It is an arithmetic number, because the mean of its divisors is an integer number (49949748478).

Almost surely, 2634512410012 is an apocalyptic number.

It is an amenable number.

634512410012 is a deficient number, since it is larger than the sum of its proper divisors (564281553460).

634512410012 is a wasteful number, since it uses less digits than its factorization.

634512410012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30429749 (or 30429747 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 634512410012 its reverse (210014215436), we get a palindrome (844526625448).

The spelling of 634512410012 in words is "six hundred thirty-four billion, five hundred twelve million, four hundred ten thousand, twelve".

Divisors: 1 2 4 13 26 52 401 802 1604 5213 10426 20852 30429331 60858662 121717324 395581303 791162606 1582325212 12202161731 24404323462 48808646924 158628102503 317256205006 634512410012