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41000000000 = 295941
BaseRepresentation
bin100110001011110010…
…100101101000000000
310220211100201210121112
4212023302211220000
51132432000000000
630500220142452
72651006151461
oct461362455000
9126740653545
1041000000000
111642a481923
127b42997a28
133b352bc73b
141dad318d68
1510ee6b8235
hex98bca5a00

41000000000 has 200 divisors, whose sum is σ = 104897450196. Its totient is φ = 16000000000.

The previous prime is 40999999903. The next prime is 41000000021. The reversal of 41000000000 is 14.

It can be written as a sum of positive squares in 10 ways, for example, as 15024875776 + 25975124224 = 122576^2 + 161168^2 .

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 999999980 + ... + 1000000020.

Almost surely, 241000000000 is an apocalyptic number.

41000000000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52448725098).

41000000000 is an abundant number, since it is smaller than the sum of its proper divisors (63897450196).

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

41000000000 is an frugal number, since it uses more digits than its factorization.

41000000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104 (or 48 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 5.

Adding to 41000000000 its reverse (14), we get a palindrome (41000000014).

The spelling of 41000000000 in words is "forty-one billion", and thus it is an aban number and an uban number.