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902102222222012 = 227473831789785929
BaseRepresentation
bin1100110100011101010000101…
…0100000011011001010111100
311101022002010111220211112022002
43031013110022200123022330
51421220020322342101022
612514340012330441432
7361004510012065220
oct31507241240331274
94338063456745262
10902102222222012
1124148a449762669
1285215554b93278
132c948b4a4977b6
1411ca9da2798780
156e45b37da0092
hex334750a81b2bc

902102222222012 has 48 divisors (see below), whose sum is σ = 1847402718658560. Its totient is φ = 377401419921792.

The previous prime is 902102222221939. The next prime is 902102222222027. The reversal of 902102222222012 is 210222222201209.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 894388937 + ... + 895396992.

It is an arithmetic number, because the mean of its divisors is an integer number (38487556638720).

Almost surely, 2902102222222012 is an apocalyptic number.

It is an amenable number.

902102222222012 is an abundant number, since it is smaller than the sum of its proper divisors (945300496436548).

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

902102222222012 is a wasteful number, since it uses less digits than its factorization.

902102222222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1789786370 (or 1789786368 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 902102222222012 in words is "nine hundred two trillion, one hundred two billion, two hundred twenty-two million, two hundred twenty-two thousand, twelve".

Divisors: 1 2 4 7 14 28 47 94 188 329 383 658 766 1316 1532 2681 5362 10724 18001 36002 72004 126007 252014 504028 1789785929 3579571858 7159143716 12528501503 25057003006 50114006012 84119938663 168239877326 336479754652 588839570641 685488010807 1177679141282 1370976021614 2355358282564 2741952043228 4798416075649 9596832151298 19193664302596 32217936507929 64435873015858 128871746031716 225525555555503 451051111111006 902102222222012