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2030131043 = 13159154277
BaseRepresentation
bin111100100000001…
…0101011101100011
312020111001100020122
41321000111131203
513124203143133
6533240430455
7101210554253
oct17100253543
95214040218
102030131043
11951a57556
12487a7842b
13264796b95
1415389d963
15bd365498
hex79015763

2030131043 has 4 divisors (see below), whose sum is σ = 2030298480. Its totient is φ = 2029963608.

The previous prime is 2030130997. The next prime is 2030131063. The reversal of 2030131043 is 3401310302.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2030131043 - 26 = 2030130979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2030131063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63980 + ... + 90297.

It is an arithmetic number, because the mean of its divisors is an integer number (507574620).

Almost surely, 22030131043 is an apocalyptic number.

2030131043 is a deficient number, since it is larger than the sum of its proper divisors (167437).

2030131043 is a wasteful number, since it uses less digits than its factorization.

2030131043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167436.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2030131043 is about 45056.9755198904. The cubic root of 2030131043 is about 1266.2166619462.

Adding to 2030131043 its reverse (3401310302), we get a palindrome (5431441345).

The spelling of 2030131043 in words is "two billion, thirty million, one hundred thirty-one thousand, forty-three".

Divisors: 1 13159 154277 2030131043