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3132444894 = 231028950741
BaseRepresentation
bin1011101010110101…
…0101000011011110
322002022020200120120
42322231111003132
522403401214034
61234455055410
7140424225255
oct27255250336
98068220516
103132444894
111368202237
12735071566
133abc77ab7
1421a04179c
15135006c49
hexbab550de

3132444894 has 16 divisors (see below), whose sum is σ = 6265622160. Its totient is φ = 1044026240.

The previous prime is 3132444893. The next prime is 3132444919. The reversal of 3132444894 is 4984442313.

It is a super-2 number, since 2×31324448942 = 19624422027893342472, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3132444893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36364 + ... + 87104.

It is an arithmetic number, because the mean of its divisors is an integer number (391601385).

Almost surely, 23132444894 is an apocalyptic number.

3132444894 is an abundant number, since it is smaller than the sum of its proper divisors (3133177266).

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

3132444894 is a wasteful number, since it uses less digits than its factorization.

3132444894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61035.

The product of its digits is 331776, while the sum is 42.

The square root of 3132444894 is about 55968.2489810071. The cubic root of 3132444894 is about 1463.1689617846.

The spelling of 3132444894 in words is "three billion, one hundred thirty-two million, four hundred forty-four thousand, eight hundred ninety-four".

Divisors: 1 2 3 6 10289 20578 30867 50741 61734 101482 152223 304446 522074149 1044148298 1566222447 3132444894