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74071941 = 3178916319
BaseRepresentation
bin1000110101000…
…11111110000101
312011101020121020
410122203332011
5122430300231
611203341353
71556413116
oct432437605
9164336536
1074071941
11388a2389
1220981859
1312466068
149ba220d
156782396
hex46a3f85

74071941 has 16 divisors (see below), whose sum is σ = 105753600. Its totient is φ = 45951488.

The previous prime is 74071919. The next prime is 74071951. The reversal of 74071941 is 14917047.

It is a cyclic number.

It is not a de Polignac number, because 74071941 - 218 = 73809797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74071951) 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, 3621 + ... + 12698.

It is an arithmetic number, because the mean of its divisors is an integer number (6609600).

Almost surely, 274071941 is an apocalyptic number.

It is an amenable number.

74071941 is a deficient number, since it is larger than the sum of its proper divisors (31681659).

74071941 is a wasteful number, since it uses less digits than its factorization.

74071941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16428.

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 74071941 is about 8606.5057369411. The cubic root of 74071941 is about 419.9696520022.

Adding to 74071941 its reverse (14917047), we get a palindrome (88988988).

The spelling of 74071941 in words is "seventy-four million, seventy-one thousand, nine hundred forty-one".

Divisors: 1 3 17 51 89 267 1513 4539 16319 48957 277423 832269 1452391 4357173 24690647 74071941