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42105523150 = 2521042980747
BaseRepresentation
bin100111001101101011…
…110100101111001110
311000200101222012021101
4213031223310233032
51142213003220100
631202031253314
73020262020155
oct471553645716
9130611865241
1042105523150
1116947519819
1281b107a23a
133c80355352
14207609459c
15116679086a
hex9cdaf4bce

42105523150 has 24 divisors (see below), whose sum is σ = 78324752520. Its totient is φ = 16840385760.

The previous prime is 42105523123. The next prime is 42105523199. The reversal of 42105523150 is 5132550124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 481077 + ... + 561823.

It is an arithmetic number, because the mean of its divisors is an integer number (3263531355).

Almost surely, 242105523150 is an apocalyptic number.

42105523150 is a deficient number, since it is larger than the sum of its proper divisors (36219229370).

42105523150 is a wasteful number, since it uses less digits than its factorization.

42105523150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91188 (or 91183 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 42105523150 in words is "forty-two billion, one hundred five million, five hundred twenty-three thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 10429 20858 52145 80747 104290 161494 260725 403735 521450 807470 2018675 4037350 842110463 1684220926 4210552315 8421104630 21052761575 42105523150