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42041412423 = 341941666277
BaseRepresentation
bin100111001001110111…
…010000101101000111
311000111221100000220000
4213021313100231013
51142100100144143
631151421212343
73015553052343
oct471167205507
9130457300800
1042041412423
111691431044a
1281937010b3
133c6cc992ca
14206b766623
151160d29bd3
hex9c9dd0b47

42041412423 has 40 divisors (see below), whose sum is σ = 67720495920. Its totient is φ = 25904810880.

The previous prime is 42041412409. The next prime is 42041412443. The reversal of 42041412423 is 32421414024.

42041412423 is a `hidden beast` number, since 4 + 2 + 0 + 414 + 1 + 242 + 3 = 666.

It is not a de Polignac number, because 42041412423 - 28 = 42041412167 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42041412443) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 270040 + ... + 396237.

It is an arithmetic number, because the mean of its divisors is an integer number (1693012398).

Almost surely, 242041412423 is an apocalyptic number.

42041412423 is a deficient number, since it is larger than the sum of its proper divisors (25679083497).

42041412423 is a wasteful number, since it uses less digits than its factorization.

42041412423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666349 (or 666340 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 42041412423 its reverse (32421414024), we get a palindrome (74462826447).

The spelling of 42041412423 in words is "forty-two billion, forty-one million, four hundred twelve thousand, four hundred twenty-three".

Divisors: 1 3 9 19 27 41 57 81 123 171 369 513 779 1107 1539 2337 3321 7011 21033 63099 666277 1998831 5996493 12659263 17989479 27317357 37977789 53968437 81952071 113933367 245856213 341800101 519029783 737568639 1025400303 1557089349 2212705917 4671268047 14013804141 42041412423