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164210060 = 22571172929
BaseRepresentation
bin10011100100110…
…10010110001100
3102102222201212002
421302122112030
5314014210220
624143331432
74032522350
oct1162322614
9372881762
10164210060
11847684a3
1246bb0b78
1328035b21
1417b47460
15e639c75
hex9c9a58c

164210060 has 24 divisors (see below), whose sum is σ = 394104480. Its totient is φ = 56300544.

The previous prime is 164210051. The next prime is 164210063. The reversal of 164210060 is 60012461.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (164210063) 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 7 ways as a sum of consecutive naturals, for example, 586325 + ... + 586604.

It is an arithmetic number, because the mean of its divisors is an integer number (16421020).

Almost surely, 2164210060 is an apocalyptic number.

164210060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164210060 is an abundant number, since it is smaller than the sum of its proper divisors (229894420).

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

164210060 is a wasteful number, since it uses less digits than its factorization.

164210060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172945 (or 1172943 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 164210060 is about 12814.4473154327. The cubic root of 164210060 is about 547.6039682180.

The spelling of 164210060 in words is "one hundred sixty-four million, two hundred ten thousand, sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 1172929 2345858 4691716 5864645 8210503 11729290 16421006 23458580 32842012 41052515 82105030 164210060