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84528948 = 22371952963
BaseRepresentation
bin1010000100111…
…00111100110100
312220001111220210
411002130330310
5133114411243
612215425420
72044325040
oct502347464
9186044823
1084528948
1143794939
1224385270
131468793a
14b325020
15764a933
hex509cf34

84528948 has 48 divisors (see below), whose sum is σ = 237278720. Its totient is φ = 22879584.

The previous prime is 84528937. The next prime is 84528949. The reversal of 84528948 is 84982548.

It is a junction number, because it is equal to n+sod(n) for n = 84528897 and 84528906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84528949) 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 15 ways as a sum of consecutive naturals, for example, 24886 + ... + 28077.

Almost surely, 284528948 is an apocalyptic number.

It is an amenable number.

84528948 is an abundant number, since it is smaller than the sum of its proper divisors (152749772).

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

84528948 is a wasteful number, since it uses less digits than its factorization.

84528948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52996 (or 52994 counting only the distinct ones).

The product of its digits is 737280, while the sum is 48.

The square root of 84528948 is about 9193.9625842180. The cubic root of 84528948 is about 438.8692522492.

The spelling of 84528948 in words is "eighty-four million, five hundred twenty-eight thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 7 12 14 19 21 28 38 42 57 76 84 114 133 228 266 399 532 798 1596 52963 105926 158889 211852 317778 370741 635556 741482 1006297 1112223 1482964 2012594 2224446 3018891 4025188 4448892 6037782 7044079 12075564 14088158 21132237 28176316 42264474 84528948