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3130145141 = 23260952163
BaseRepresentation
bin1011101010010010…
…0011100101110101
322002010220211220112
42322210203211311
522402304121031
61234333512405
7140365536404
oct27244434565
98063824815
103130145141
111366981412
12734342705
133ab6510b6
14219a0363b
15134c0062b
hexba923975

3130145141 has 8 divisors (see below), whose sum is σ = 3267552960. Its totient is φ = 2992846912.

The previous prime is 3130145119. The next prime is 3130145143. The reversal of 3130145141 is 1415410313.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3130145141 - 218 = 3129882997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130145143) 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, 33926 + ... + 86088.

It is an arithmetic number, because the mean of its divisors is an integer number (408444120).

Almost surely, 23130145141 is an apocalyptic number.

It is an amenable number.

3130145141 is a deficient number, since it is larger than the sum of its proper divisors (137407819).

3130145141 is a wasteful number, since it uses less digits than its factorization.

3130145141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54795.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 3130145141 is about 55947.7000510298. The cubic root of 3130145141 is about 1462.8108016107.

Adding to 3130145141 its reverse (1415410313), we get a palindrome (4545555454).

The spelling of 3130145141 in words is "three billion, one hundred thirty million, one hundred forty-five thousand, one hundred forty-one".

Divisors: 1 23 2609 52163 60007 1199749 136093267 3130145141