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41380590 = 2351379353
BaseRepresentation
bin1001110111011…
…0101011101110
32212212100111110
42131312223232
541043134330
64034532450
71011505056
oct235665356
985770443
1041380590
11213a3939
1211a37126
13875b074
1456d2566
153975db0
hex2776aee

41380590 has 16 divisors (see below), whose sum is σ = 99313488. Its totient is φ = 11034816.

The previous prime is 41380589. The next prime is 41380597. The reversal of 41380590 is 9508314.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1379353 = 41380590 / (4 + 1 + 3 + 8 + 0 + 5 + 9 + 0).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41380597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 689647 + ... + 689706.

It is an arithmetic number, because the mean of its divisors is an integer number (6207093).

Almost surely, 241380590 is an apocalyptic number.

41380590 is an abundant number, since it is smaller than the sum of its proper divisors (57932898).

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

41380590 is a wasteful number, since it uses less digits than its factorization.

41380590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379363.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 41380590 is about 6432.7746734982. The cubic root of 41380590 is about 345.8853964617.

It can be divided in two parts, 413 and 80590, that added together give a triangular number (81003 = T402).

The spelling of 41380590 in words is "forty-one million, three hundred eighty thousand, five hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 1379353 2758706 4138059 6896765 8276118 13793530 20690295 41380590