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124242608413 = 7211230505767
BaseRepresentation
bin111001110110101101…
…1111100000100011101
3102212200200101110010101
41303231123330010131
54013422101432123
6133024250141101
711655563514100
oct1635533740435
9385620343111
10124242608413
1148766793670
12200b4721791
13b940160c51
1460289b0737
15337269eaad
hex1ced6fc11d

124242608413 has 12 divisors (see below), whose sum is σ = 157665945312. Its totient is φ = 96812421720.

The previous prime is 124242608327. The next prime is 124242608417. The reversal of 124242608413 is 314806242421.

It is a de Polignac number, because none of the positive numbers 2k-124242608413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124242608417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115252345 + ... + 115253422.

It is an arithmetic number, because the mean of its divisors is an integer number (13138828776).

Almost surely, 2124242608413 is an apocalyptic number.

It is an amenable number.

124242608413 is a deficient number, since it is larger than the sum of its proper divisors (33423336899).

124242608413 is a wasteful number, since it uses less digits than its factorization.

124242608413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230505792 (or 230505785 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 37.

It can be divided in two parts, 124242 and 608413, that added together give a triangular number (732655 = T1210).

The spelling of 124242608413 in words is "one hundred twenty-four billion, two hundred forty-two million, six hundred eight thousand, four hundred thirteen".

Divisors: 1 7 11 49 77 539 230505767 1613540369 2535563437 11294782583 17748944059 124242608413