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3100131133 = 11281830103
BaseRepresentation
bin1011100011001000…
…0011111100111101
322000001102222102121
42320302003330331
522322113144013
61231342322541
7136552452121
oct27062037475
98001388377
103100131133
111350a41450
12726289451
133a5372928
14215a2d581
1513227258d
hexb8c83f3d

3100131133 has 4 divisors (see below), whose sum is σ = 3381961248. Its totient is φ = 2818301020.

The previous prime is 3100131131. The next prime is 3100131191. The reversal of 3100131133 is 3311310013.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3100131133 - 21 = 3100131131 is a prime.

It is a super-2 number, since 2×31001311332 = 19221626083591727378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3100131131) 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, 140915041 + ... + 140915062.

It is an arithmetic number, because the mean of its divisors is an integer number (845490312).

Almost surely, 23100131133 is an apocalyptic number.

It is an amenable number.

3100131133 is a deficient number, since it is larger than the sum of its proper divisors (281830115).

3100131133 is a wasteful number, since it uses less digits than its factorization.

3100131133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281830114.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 3100131133 is about 55678.8212249505. The cubic root of 3100131133 is about 1458.1202952135.

Adding to 3100131133 its reverse (3311310013), we get a palindrome (6411441146).

The spelling of 3100131133 in words is "three billion, one hundred million, one hundred thirty-one thousand, one hundred thirty-three".

Divisors: 1 11 281830103 3100131133