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103961018268 = 22336115780361
BaseRepresentation
bin110000011010010001…
…1110011111110011100
3100221100012222220211000
41200310203303332130
53200403010041033
6115431541230300
710340152034502
oct1406443637634
9327305886730
10103961018268
11400a9314818
1218194402390
139a5a332c33
145063148672
152a86d5ea13
hex18348f3f9c

103961018268 has 48 divisors (see below), whose sum is σ = 273947084320. Its totient is φ = 34085577600.

The previous prime is 103961018267. The next prime is 103961018333. The reversal of 103961018268 is 862810169301.

103961018268 is a `hidden beast` number, since 1 + 0 + 3 + 9 + 610 + 1 + 8 + 26 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103961018267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7883593 + ... + 7896768.

Almost surely, 2103961018268 is an apocalyptic number.

103961018268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

103961018268 is an abundant number, since it is smaller than the sum of its proper divisors (169986066052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103961018268 is a wasteful number, since it uses less digits than its factorization.

103961018268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15780435 (or 15780427 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The spelling of 103961018268 in words is "one hundred three billion, nine hundred sixty-one million, eighteen thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 61 108 122 183 244 366 549 732 1098 1647 2196 3294 6588 15780361 31560722 47341083 63121444 94682166 142023249 189364332 284046498 426069747 568092996 852139494 962602021 1704278988 1925204042 2887806063 3850408084 5775612126 8663418189 11551224252 17326836378 25990254567 34653672756 51980509134 103961018268