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42045343214 = 2731121379867
BaseRepresentation
bin100111001010000110…
…010000010111101110
311000112012201201220212
4213022012100113232
51142102101440324
631152041342422
73015631343360
oct471206202756
9130465651825
1042045343214
1116916555736
128194a97a12
133c70a44514
14206c0aad30
15116135470e
hex9ca1905ee

42045343214 has 32 divisors (see below), whose sum is σ = 74465089536. Its totient is φ = 17423566560.

The previous prime is 42045343201. The next prime is 42045343229. The reversal of 42045343214 is 41234354024.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 486509 + ... + 566375.

It is an arithmetic number, because the mean of its divisors is an integer number (2327034048).

Almost surely, 242045343214 is an apocalyptic number.

42045343214 is a deficient number, since it is larger than the sum of its proper divisors (32419746322).

42045343214 is a wasteful number, since it uses less digits than its factorization.

42045343214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81120.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 42045343214 its reverse (41234354024), we get a palindrome (83279697238).

The spelling of 42045343214 in words is "forty-two billion, forty-five million, three hundred forty-three thousand, two hundred fourteen".

Divisors: 1 2 7 14 31 62 217 434 1213 2426 8491 16982 37603 75206 79867 159734 263221 526442 559069 1118138 2475877 4951754 17331139 34662278 96878671 193757342 678150697 1356301394 3003238801 6006477602 21022671607 42045343214