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41248128080 = 245515601601
BaseRepresentation
bin100110011010100101…
…000111110001010000
310221110122122000100102
4212122211013301100
51133434010044310
630541002311532
72660111206115
oct463245076120
9127418560312
1041248128080
1116547547155
127bb1ab85a8
133b748280a3
141dd426890c
15111637c8a5
hex99a947c50

41248128080 has 20 divisors (see below), whose sum is σ = 95901897972. Its totient is φ = 16499251200.

The previous prime is 41248128067. The next prime is 41248128127. The reversal of 41248128080 is 8082184214.

It can be written as a sum of positive squares in 2 ways, for example, as 30524282944 + 10723845136 = 174712^2 + 103556^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257800721 + ... + 257800880.

Almost surely, 241248128080 is an apocalyptic number.

41248128080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41248128080 is an abundant number, since it is smaller than the sum of its proper divisors (54653769892).

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

41248128080 is a wasteful number, since it uses less digits than its factorization.

41248128080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515601614 (or 515601608 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 38.

The spelling of 41248128080 in words is "forty-one billion, two hundred forty-eight million, one hundred twenty-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 515601601 1031203202 2062406404 2578008005 4124812808 5156016010 8249625616 10312032020 20624064040 41248128080