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41213031 = 3294710079
BaseRepresentation
bin1001110100110…
…1110001100111
32212112211122120
42131031301213
541022304111
64031201023
71010206416
oct235156147
985484576
1041213031
1121299a62
1211976173
1386cca12
14568b47d
153941406
hex274dc67

41213031 has 16 divisors (see below), whose sum is σ = 58060800. Its totient is φ = 25960928.

The previous prime is 41212979. The next prime is 41213041. The reversal of 41213031 is 13031214.

It is a cyclic number.

It is not a de Polignac number, because 41213031 - 214 = 41196647 is a prime.

It is a super-2 number, since 2×412130312 = 3397027848413922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41213031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41213041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 951 + ... + 9128.

It is an arithmetic number, because the mean of its divisors is an integer number (3628800).

Almost surely, 241213031 is an apocalyptic number.

41213031 is a deficient number, since it is larger than the sum of its proper divisors (16847769).

41213031 is a wasteful number, since it uses less digits than its factorization.

41213031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10158.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 41213031 is about 6419.7376114605. The cubic root of 41213031 is about 345.4179098667.

Adding to 41213031 its reverse (13031214), we get a palindrome (54244245).

The spelling of 41213031 in words is "forty-one million, two hundred thirteen thousand, thirty-one".

Divisors: 1 3 29 47 87 141 1363 4089 10079 30237 292291 473713 876873 1421139 13737677 41213031