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169483980 = 22352824733
BaseRepresentation
bin10100001101000…
…01111011001100
3102210220200022110
422012201323030
5321341441410
624452344020
74125406251
oct1206417314
9383820273
10169483980
118773a906
1248915010
13291614a3
141871b428
15ed2c720
hexa1a1ecc

169483980 has 24 divisors (see below), whose sum is σ = 474555312. Its totient is φ = 45195712.

The previous prime is 169483949. The next prime is 169484023. The reversal of 169483980 is 89384961.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1412307 + ... + 1412426.

It is an arithmetic number, because the mean of its divisors is an integer number (19773138).

Almost surely, 2169483980 is an apocalyptic number.

169483980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

169483980 is an abundant number, since it is smaller than the sum of its proper divisors (305071332).

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

169483980 is a wasteful number, since it uses less digits than its factorization.

169483980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2824745 (or 2824743 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 48.

The square root of 169483980 is about 13018.6013073602. The cubic root of 169483980 is about 553.4047528014.

The spelling of 169483980 in words is "one hundred sixty-nine million, four hundred eighty-three thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 2824733 5649466 8474199 11298932 14123665 16948398 28247330 33896796 42370995 56494660 84741990 169483980