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52711607 = 1322371191
BaseRepresentation
bin1100100100010…
…1000010110111
310200012000201202
43021011002313
5101443232412
65121443115
71210020104
oct311050267
9120160652
1052711607
1127833013
12157a049b
13abc7700
147001aab
1549633c2
hex32450b7

52711607 has 24 divisors (see below), whose sum is σ = 60715008. Its totient is φ = 45645600.

The previous prime is 52711559. The next prime is 52711613. The reversal of 52711607 is 70611725.

It is not a de Polignac number, because 52711607 - 210 = 52710583 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52711607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52711657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 275882 + ... + 276072.

It is an arithmetic number, because the mean of its divisors is an integer number (2529792).

Almost surely, 252711607 is an apocalyptic number.

52711607 is a deficient number, since it is larger than the sum of its proper divisors (8003401).

52711607 is a wasteful number, since it uses less digits than its factorization.

52711607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 52711607 is about 7260.2759589426. The cubic root of 52711607 is about 374.9460236386.

The spelling of 52711607 in words is "fifty-two million, seven hundred eleven thousand, six hundred seven".

Divisors: 1 13 23 71 169 191 299 923 1633 2483 3887 4393 11999 13561 21229 32279 57109 176293 275977 311903 742417 2291809 4054739 52711607