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42154314102 = 2322980755391
BaseRepresentation
bin100111010000100101…
…111100100101110110
311000210210210000212200
4213100211330211312
51142313001022402
631210533125330
73021423520635
oct472045744566
9130723700780
1042154314102
111697201411a
128205489846
133c8a4a9334
14207c75551c
15116abcc21c
hex9d097c976

42154314102 has 24 divisors (see below), whose sum is σ = 94483808640. Its totient is φ = 13566905520.

The previous prime is 42154313963. The next prime is 42154314113. The reversal of 42154314102 is 20141345124.

42154314102 is a `hidden beast` number, since 4 + 2 + 1 + 543 + 14 + 102 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40377174 + ... + 40378217.

It is an arithmetic number, because the mean of its divisors is an integer number (3936825360).

Almost surely, 242154314102 is an apocalyptic number.

42154314102 is an abundant number, since it is smaller than the sum of its proper divisors (52329494538).

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

42154314102 is a wasteful number, since it uses less digits than its factorization.

42154314102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80755428 (or 80755425 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 42154314102 its reverse (20141345124), we get a palindrome (62295659226).

The spelling of 42154314102 in words is "forty-two billion, one hundred fifty-four million, three hundred fourteen thousand, one hundred two".

Divisors: 1 2 3 6 9 18 29 58 87 174 261 522 80755391 161510782 242266173 484532346 726798519 1453597038 2341906339 4683812678 7025719017 14051438034 21077157051 42154314102