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40300420210 = 2531193129197
BaseRepresentation
bin100101100010000101…
…111001110001110010
310212000121100110112221
4211202011321301302
51130013401421320
630302545511254
72624452630321
oct454205716162
9125017313487
1040300420210
111610059a206
12798864252a
133a533996bb
141d444500b8
1510ad07a3aa
hex962179c72

40300420210 has 16 divisors (see below), whose sum is σ = 72543643416. Its totient is φ = 16119526528.

The previous prime is 40300420207. The next prime is 40300420219. The reversal of 40300420210 is 1202400304.

It can be written as a sum of positive squares in 4 ways, for example, as 36430211689 + 3870208521 = 190867^2 + 62211^2 .

It is not an unprimeable number, because it can be changed into a prime (40300420219) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 247332 + ... + 376528.

Almost surely, 240300420210 is an apocalyptic number.

40300420210 is a deficient number, since it is larger than the sum of its proper divisors (32243223206).

40300420210 is a wasteful number, since it uses less digits than its factorization.

40300420210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160397.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 40300420210 its reverse (1202400304), we get a palindrome (41502820514).

The spelling of 40300420210 in words is "forty billion, three hundred million, four hundred twenty thousand, two hundred ten".

Divisors: 1 2 5 10 31193 62386 129197 155965 258394 311930 645985 1291970 4030042021 8060084042 20150210105 40300420210