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75022941 = 3723155327
BaseRepresentation
bin1000111100011…
…00001001011101
312020011120010110
410132030021131
5123201213231
611240000233
71600453530
oct436141135
9166146113
1075022941
1139391934
1221160079
1312709b96
149d6ca17
1568be046
hex478c25d

75022941 has 16 divisors (see below), whose sum is σ = 119291904. Its totient is φ = 41006064.

The previous prime is 75022933. The next prime is 75022973. The reversal of 75022941 is 14922057.

It is not a de Polignac number, because 75022941 - 23 = 75022933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75022899 and 75022908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75022141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77181 + ... + 78146.

It is an arithmetic number, because the mean of its divisors is an integer number (7455744).

Almost surely, 275022941 is an apocalyptic number.

It is an amenable number.

75022941 is a deficient number, since it is larger than the sum of its proper divisors (44268963).

75022941 is a wasteful number, since it uses less digits than its factorization.

75022941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155360.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 75022941 is about 8661.5784358280. The cubic root of 75022941 is about 421.7593264648.

Adding to 75022941 its reverse (14922057), we get a palindrome (89944998).

The spelling of 75022941 in words is "seventy-five million, twenty-two thousand, nine hundred forty-one".

Divisors: 1 3 7 21 23 69 161 483 155327 465981 1087289 3261867 3572521 10717563 25007647 75022941