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3001023131 = 3421187721
BaseRepresentation
bin1011001011011111…
…1111101010011011
321202010221202210212
42302313333222123
522121230220011
61213442201335
7134240163401
oct26267775233
97663852725
103001023131
1112aaaaa107
126b905324b
1338a982142
142067d1471
151286e708b
hexb2dffa9b

3001023131 has 4 divisors (see below), whose sum is σ = 3001145064. Its totient is φ = 3000901200.

The previous prime is 3001023127. The next prime is 3001023143. The reversal of 3001023131 is 1313201003.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1313201003 = 3735491919.

It is a cyclic number.

It is not a de Polignac number, because 3001023131 - 22 = 3001023127 is a prime.

It is a super-2 number, since 2×30010231312 = 18012279665594086322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3001023031) 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, 9650 + ... + 78071.

It is an arithmetic number, because the mean of its divisors is an integer number (750286266).

Almost surely, 23001023131 is an apocalyptic number.

3001023131 is a deficient number, since it is larger than the sum of its proper divisors (121933).

3001023131 is an equidigital number, since it uses as much as digits as its factorization.

3001023131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121932.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 3001023131 is about 54781.5948197933. The cubic root of 3001023131 is about 1442.4135083660.

Adding to 3001023131 its reverse (1313201003), we get a palindrome (4314224134).

The spelling of 3001023131 in words is "three billion, one million, twenty-three thousand, one hundred thirty-one".

Divisors: 1 34211 87721 3001023131