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3141213144 = 233130883881
BaseRepresentation
bin1011101100111011…
…0001101111011000
322002220202011100120
42323032301233120
522413122310034
61235411033240
7140561604546
oct27316615730
98086664316
103141213144
111372150a23
12737b9b820
133b0a27b04
1421b284d96
15135b89c49
hexbb3b1bd8

3141213144 has 16 divisors (see below), whose sum is σ = 7853032920. Its totient is φ = 1047071040.

The previous prime is 3141213143. The next prime is 3141213149. The reversal of 3141213144 is 4413121413.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 130883881 = 3141213144 / (3 + 1 + 4 + 1 + 2 + 1 + 3 + 1 + 4 + 4).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3141213143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65441917 + ... + 65441964.

Almost surely, 23141213144 is an apocalyptic number.

It is an amenable number.

3141213144 is an abundant number, since it is smaller than the sum of its proper divisors (4711819776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3141213144 is a wasteful number, since it uses less digits than its factorization.

3141213144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130883890 (or 130883886 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 3141213144 is about 56046.5266006735. The cubic root of 3141213144 is about 1464.5329101456.

Adding to 3141213144 its reverse (4413121413), we get a palindrome (7554334557).

The spelling of 3141213144 in words is "three billion, one hundred forty-one million, two hundred thirteen thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 130883881 261767762 392651643 523535524 785303286 1047071048 1570606572 3141213144