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126255412431 = 3214028379159
BaseRepresentation
bin111010110010101101…
…0001011010011001111
3110001212221211111011100
41311211122023103033
54032032341144211
6134000111354143
712056504204301
oct1654532132317
9401787744140
10126255412431
11495a9986065
1220576822953
13bba116c245
14617a03d971
15343e241156
hex1d6568b4cf

126255412431 has 6 divisors (see below), whose sum is σ = 182368929080. Its totient is φ = 84170274948.

The previous prime is 126255412403. The next prime is 126255412463. The reversal of 126255412431 is 134214552621.

126255412431 is a `hidden beast` number, since 1 + 2 + 62 + 5 + 541 + 24 + 31 = 666.

It is not a de Polignac number, because 126255412431 - 219 = 126254888143 is a prime.

It is a super-2 number, since 2×1262554124312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126255412331) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7014189571 + ... + 7014189588.

Almost surely, 2126255412431 is an apocalyptic number.

126255412431 is a deficient number, since it is larger than the sum of its proper divisors (56113516649).

126255412431 is a wasteful number, since it uses less digits than its factorization.

126255412431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14028379165 (or 14028379162 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The spelling of 126255412431 in words is "one hundred twenty-six billion, two hundred fifty-five million, four hundred twelve thousand, four hundred thirty-one".

Divisors: 1 3 9 14028379159 42085137477 126255412431