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52788541 = 137515407
BaseRepresentation
bin1100100101011…
…1110100111101
310200022221021011
43021113310331
5102003213131
65123235221
71210460311
oct311276475
9120287234
1052788541
11278858a3
1215818b11
13ac23730
147021b41
15497b0b1
hex3257d3d

52788541 has 8 divisors (see below), whose sum is σ = 56935424. Its totient is φ = 48654000.

The previous prime is 52788523. The next prime is 52788599. The reversal of 52788541 is 14588725.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52788541 - 25 = 52788509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52788494 and 52788503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52788521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7060 + ... + 12466.

It is an arithmetic number, because the mean of its divisors is an integer number (7116928).

Almost surely, 252788541 is an apocalyptic number.

It is an amenable number.

52788541 is a deficient number, since it is larger than the sum of its proper divisors (4146883).

52788541 is a wasteful number, since it uses less digits than its factorization.

52788541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6171.

The product of its digits is 89600, while the sum is 40.

The square root of 52788541 is about 7265.5723105616. The cubic root of 52788541 is about 375.1283495469.

The spelling of 52788541 in words is "fifty-two million, seven hundred eighty-eight thousand, five hundred forty-one".

Divisors: 1 13 751 5407 9763 70291 4060657 52788541