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82634652 = 22322295407
BaseRepresentation
bin1001110110011…
…10011110011100
312202111021102200
410323032132130
5132123302102
612111051500
72022245232
oct473163634
9182437380
1082634652
1142710701
1223810b90
1314173659
14ad90952
1573c451c
hex4ece79c

82634652 has 18 divisors (see below), whose sum is σ = 208882128. Its totient is φ = 27544872.

The previous prime is 82634641. The next prime is 82634663. The reversal of 82634652 is 25643628.

It is an interprime number because it is at equal distance from previous prime (82634641) and next prime (82634663).

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×826346522 = 13656971422322208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2295407 = 82634652 / (8 + 2 + 6 + 3 + 4 + 6 + 5 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1147668 + ... + 1147739.

Almost surely, 282634652 is an apocalyptic number.

It is an amenable number.

82634652 is an abundant number, since it is smaller than the sum of its proper divisors (126247476).

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

82634652 is a wasteful number, since it uses less digits than its factorization.

82634652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2295417 (or 2295412 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 82634652 is about 9090.3603888955. The cubic root of 82634652 is about 435.5660961149.

It can be divided in two parts, 8 and 2634652, that added together give a triangular number (2634660 = T2295).

The spelling of 82634652 in words is "eighty-two million, six hundred thirty-four thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 2295407 4590814 6886221 9181628 13772442 20658663 27544884 41317326 82634652