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41664155 = 5132329312
BaseRepresentation
bin1001111011101…
…1111010011011
32220101202110212
42132323322123
541131223110
64045001335
71014065561
oct236737233
986352425
1041664155
1121577995
1211b5324b
13882a160
145767a31
1539cee05
hex27bbe9b

41664155 has 48 divisors (see below), whose sum is σ = 60056640. Its totient is φ = 27498240.

The previous prime is 41664143. The next prime is 41664163. The reversal of 41664155 is 55146614.

It is not a de Polignac number, because 41664155 - 210 = 41663131 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1343990 + ... + 1344020.

It is an arithmetic number, because the mean of its divisors is an integer number (1251180).

Almost surely, 241664155 is an apocalyptic number.

41664155 is a deficient number, since it is larger than the sum of its proper divisors (18392485).

41664155 is a wasteful number, since it uses less digits than its factorization.

41664155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 101 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 41664155 is about 6454.7776878836. Note that the first 3 decimals coincide. The cubic root of 41664155 is about 346.6736710657.

The spelling of 41664155 in words is "forty-one million, six hundred sixty-four thousand, one hundred fifty-five".

Divisors: 1 5 13 23 29 31 65 115 145 155 299 377 403 667 713 899 961 1495 1885 2015 3335 3565 4495 4805 8671 9269 11687 12493 20677 22103 27869 43355 46345 58435 62465 103385 110515 139345 268801 287339 362297 640987 1344005 1436695 1811485 3204935 8332831 41664155