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42380003908 = 221118127719211
BaseRepresentation
bin100111011110000010…
…111000101001000100
311001101112110021002101
4213132002320221010
51143243240111113
631245154321444
73030134042464
oct473602705104
9131345407071
1042380003908
1116a78453220
128268b89284
133cc51897b8
1420a0703ba4
15118090d2dd
hex9de0b8a44

42380003908 has 48 divisors (see below), whose sum is σ = 81652229568. Its totient is φ = 19087056000.

The previous prime is 42380003903. The next prime is 42380003969. The reversal of 42380003908 is 80930008324.

It is not an unprimeable number, because it can be changed into a prime (42380003903) 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, 2196423 + ... + 2215633.

It is an arithmetic number, because the mean of its divisors is an integer number (1701088116).

Almost surely, 242380003908 is an apocalyptic number.

It is an amenable number.

42380003908 is a deficient number, since it is larger than the sum of its proper divisors (39272225660).

42380003908 is a wasteful number, since it uses less digits than its factorization.

42380003908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19684 (or 19682 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 42380003908 in words is "forty-two billion, three hundred eighty million, three thousand, nine hundred eight".

Divisors: 1 2 4 11 22 44 181 277 362 554 724 1108 1991 3047 3982 6094 7964 12188 19211 38422 50137 76844 100274 200548 211321 422642 551507 845284 1103014 2206028 3477191 5321447 6954382 10642894 13908764 21285788 38249101 58535917 76498202 117071834 152996404 234143668 963181907 1926363814 3852727628 10595000977 21190001954 42380003908