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41708102981 = 107993862219
BaseRepresentation
bin100110110101111111…
…110010010101000101
310222122201011011021212
4212311333302111011
51140404233243411
631054353221205
73004365011606
oct466577622505
9128581134255
1041708102981
11167631560a6
1280bbb61805
133c18c0809c
1420393a1dad
15114193b68b
hex9b5ff2545

41708102981 has 4 divisors (see below), whose sum is σ = 41711976000. Its totient is φ = 41704229964.

The previous prime is 41708102959. The next prime is 41708102993. The reversal of 41708102981 is 18920180714.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 18920180714 = 29460090357.

It is a cyclic number.

It is not a de Polignac number, because 41708102981 - 214 = 41708086597 is a prime.

It is a super-2 number, since 2×417081029812 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41708102951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1920311 + ... + 1941908.

It is an arithmetic number, because the mean of its divisors is an integer number (10427994000).

Almost surely, 241708102981 is an apocalyptic number.

It is an amenable number.

41708102981 is a deficient number, since it is larger than the sum of its proper divisors (3873019).

41708102981 is a wasteful number, since it uses less digits than its factorization.

41708102981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3873018.

The product of its (nonzero) digits is 32256, while the sum is 41.

The spelling of 41708102981 in words is "forty-one billion, seven hundred eight million, one hundred two thousand, nine hundred eighty-one".

Divisors: 1 10799 3862219 41708102981