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31077214041 = 358717647481
BaseRepresentation
bin11100111100010110…
…001010011101011001
32222012211021001020110
4130330112022131121
51002121231322131
622135432314533
72150056650366
oct347426123531
988184231213
1031077214041
11121a8305975
126033842a49
132c135c8563
14170b53546d
15c1d4ad646
hex73c58a759

31077214041 has 8 divisors (see below), whose sum is σ = 41506877664. Its totient is φ = 20682846560.

The previous prime is 31077214039. The next prime is 31077214079. The reversal of 31077214041 is 14041277013.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31077214041 - 21 = 31077214039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31077214031) 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 7 ways as a sum of consecutive naturals, for example, 8821980 + ... + 8825501.

It is an arithmetic number, because the mean of its divisors is an integer number (5188359708).

Almost surely, 231077214041 is an apocalyptic number.

It is an amenable number.

31077214041 is a deficient number, since it is larger than the sum of its proper divisors (10429663623).

31077214041 is a wasteful number, since it uses less digits than its factorization.

31077214041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17648071.

The product of its (nonzero) digits is 4704, while the sum is 30.

The spelling of 31077214041 in words is "thirty-one billion, seventy-seven million, two hundred fourteen thousand, forty-one".

Divisors: 1 3 587 1761 17647481 52942443 10359071347 31077214041