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31041107 = 293493067
BaseRepresentation
bin111011001101…
…0011001010011
32011102001101122
41312122121103
530421303412
63025152455
7524562566
oct166323123
964361348
1031041107
1116581709
12a48b72b
13657ab26
1441a04dd
152ad2572
hex1d9a653

31041107 has 8 divisors (see below), whose sum is σ = 32214000. Its totient is φ = 29875104.

The previous prime is 31041089. The next prime is 31041121. The reversal of 31041107 is 70114013.

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

It is not a de Polignac number, because 31041107 - 222 = 26846803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31046107) 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, 8588 + ... + 11654.

It is an arithmetic number, because the mean of its divisors is an integer number (4026750).

Almost surely, 231041107 is an apocalyptic number.

31041107 is a deficient number, since it is larger than the sum of its proper divisors (1172893).

31041107 is a wasteful number, since it uses less digits than its factorization.

31041107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3445.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 31041107 is about 5571.4546574481. The cubic root of 31041107 is about 314.2768563127.

The spelling of 31041107 in words is "thirty-one million, forty-one thousand, one hundred seven".

Divisors: 1 29 349 3067 10121 88943 1070383 31041107