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42014404145 = 577411161977
BaseRepresentation
bin100111001000010000…
…001110111000110001
311000110001111212111102
4213020100032320301
51142021141413040
631145014254145
73015104354120
oct471020167061
9130401455442
1042014404145
111690004375a
128186657355
133c67500c8c
142067d35ab7
15115d792515
hex9c840ee31

42014404145 has 16 divisors (see below), whose sum is σ = 57627884928. Its totient is φ = 28805811840.

The previous prime is 42014404093. The next prime is 42014404193. The reversal of 42014404145 is 54140441024.

It is not a de Polignac number, because 42014404145 - 210 = 42014403121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178397 + ... + 340373.

It is an arithmetic number, because the mean of its divisors is an integer number (3601742808).

Almost surely, 242014404145 is an apocalyptic number.

It is an amenable number.

42014404145 is a deficient number, since it is larger than the sum of its proper divisors (15613480783).

42014404145 is a wasteful number, since it uses less digits than its factorization.

42014404145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169400.

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 42014404145 its reverse (54140441024), we get a palindrome (96154845169).

The spelling of 42014404145 in words is "forty-two billion, fourteen million, four hundred four thousand, one hundred forty-five".

Divisors: 1 5 7 35 7411 37055 51877 161977 259385 809885 1133839 5669195 1200411547 6002057735 8402880829 42014404145