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69886701 = 3253146513
BaseRepresentation
bin1000010101001…
…10001011101101
311212111121112100
410022212023231
5120342333301
610533525313
71506012213
oct412461355
9155447470
1069886701
11364a3a05
121b4a3839
131162c0a1
1493d2cb3
156207286
hex42a62ed

69886701 has 12 divisors (see below), whose sum is σ = 102852828. Its totient is φ = 45711744.

The previous prime is 69886699. The next prime is 69886753. The reversal of 69886701 is 10768896.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 42575625 + 27311076 = 6525^2 + 5226^2 .

It is not a de Polignac number, because 69886701 - 21 = 69886699 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69886501) 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 11 ways as a sum of consecutive naturals, for example, 72780 + ... + 73733.

It is an arithmetic number, because the mean of its divisors is an integer number (8571069).

Almost surely, 269886701 is an apocalyptic number.

It is an amenable number.

69886701 is a deficient number, since it is larger than the sum of its proper divisors (32966127).

69886701 is a wasteful number, since it uses less digits than its factorization.

69886701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146572 (or 146569 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The square root of 69886701 is about 8359.8266130345. The cubic root of 69886701 is about 411.9060587182.

It can be divided in two parts, 6988 and 6701, that added together give a square (13689 = 1172).

The spelling of 69886701 in words is "sixty-nine million, eight hundred eighty-six thousand, seven hundred one".

Divisors: 1 3 9 53 159 477 146513 439539 1318617 7765189 23295567 69886701