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3130230121003 = 19164748953737
BaseRepresentation
bin101101100011010000010…
…000010010001000101011
3102002020200010012212202001
4231203100100102020223
5402241202402333003
610354001410551431
7442103010010126
oct55432020221053
912066603185661
103130230121003
11aa7583331157
124267ab898577
131992442a6abb
14ab70ab853bd
15566578b161d
hex2d8d041222b

3130230121003 has 4 divisors (see below), whose sum is σ = 3294979074760. Its totient is φ = 2965481167248.

The previous prime is 3130230120971. The next prime is 3130230121049. The reversal of 3130230121003 is 3001210320313.

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 3130230121003 - 25 = 3130230120971 is a prime.

It is a super-2 number, since 2×31302301210032 (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 164748953737 = 3130230121003 / (3 + 1 + 3 + 0 + 2 + 3 + 0 + 1 + 2 + 1 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3130230121103) 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, 82374476850 + ... + 82374476887.

It is an arithmetic number, because the mean of its divisors is an integer number (823744768690).

Almost surely, 23130230121003 is an apocalyptic number.

3130230121003 is a deficient number, since it is larger than the sum of its proper divisors (164748953757).

3130230121003 is a wasteful number, since it uses less digits than its factorization.

3130230121003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164748953756.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 3130230121003 its reverse (3001210320313), we get a palindrome (6131440441316).

The spelling of 3130230121003 in words is "three trillion, one hundred thirty billion, two hundred thirty million, one hundred twenty-one thousand, three".

Divisors: 1 19 164748953737 3130230121003