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52076661 = 3731317229
BaseRepresentation
bin1100011010101…
…0000001110101
310121222202202020
43012222001311
5101312423121
65100103353
71201434000
oct306520165
9117882666
1052076661
1127439a6a
1215534b59
13aa346c0
146cb8537
15488a1c6
hex31aa075

52076661 has 64 divisors (see below), whose sum is σ = 92736000. Its totient is φ = 25740288.

The previous prime is 52076641. The next prime is 52076671. The reversal of 52076661 is 16667025.

It is not a de Polignac number, because 52076661 - 27 = 52076533 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52076641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 227295 + ... + 227523.

It is an arithmetic number, because the mean of its divisors is an integer number (1449000).

Almost surely, 252076661 is an apocalyptic number.

52076661 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

52076661 is a deficient number, since it is larger than the sum of its proper divisors (40659339).

52076661 is a wasteful number, since it uses less digits than its factorization.

52076661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 52076661 is about 7216.4160772505. The cubic root of 52076661 is about 373.4344474380.

The spelling of 52076661 in words is "fifty-two million, seventy-six thousand, six hundred sixty-one".

Divisors: 1 3 7 13 17 21 39 49 51 91 119 147 221 229 273 343 357 637 663 687 833 1029 1547 1603 1911 2499 2977 3893 4459 4641 4809 5831 8931 10829 11221 11679 13377 17493 20839 27251 32487 33663 50609 62517 75803 78547 81753 145873 151827 190757 227409 235641 354263 437619 572271 1021111 1062789 1335299 2479841 3063333 4005897 7439523 17358887 52076661