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52677660 = 22357125423
BaseRepresentation
bin1100100011110…
…0110000011100
310200010022011110
43020330300130
5101441141120
65121022020
71206516120
oct310746034
9120108143
1052677660
112780a562
1215784910
13abb5119
146dd3580
1549582e0
hex323cc1c

52677660 has 48 divisors (see below), whose sum is σ = 168569856. Its totient is φ = 12040512.

The previous prime is 52677641. The next prime is 52677673. The reversal of 52677660 is 6677625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62292 + ... + 63131.

It is an arithmetic number, because the mean of its divisors is an integer number (3511872).

Almost surely, 252677660 is an apocalyptic number.

It is an amenable number.

52677660 is an abundant number, since it is smaller than the sum of its proper divisors (115892196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52677660 is a wasteful number, since it uses less digits than its factorization.

52677660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125442 (or 125440 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 52677660 is about 7257.9377236237. The cubic root of 52677660 is about 374.8655162212.

The spelling of 52677660 in words is "fifty-two million, six hundred seventy-seven thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 125423 250846 376269 501692 627115 752538 877961 1254230 1505076 1755922 1881345 2508460 2633883 3511844 3762690 4389805 5267766 7525380 8779610 10535532 13169415 17559220 26338830 52677660