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164253552 = 24326912721
BaseRepresentation
bin10011100101001…
…00111101110000
3102110001221111220
421302210331300
5314022103202
624144305040
74033063221
oct1162447560
9373057456
10164253552
1184798141
1247012180
132804c868
1417b59248
15e647abc
hex9ca4f70

164253552 has 40 divisors (see below), whose sum is σ = 425932560. Its totient is φ = 54543360.

The previous prime is 164253539. The next prime is 164253559. The reversal of 164253552 is 255352461.

164253552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164253559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6552 + ... + 19272.

It is an arithmetic number, because the mean of its divisors is an integer number (10648314).

Almost surely, 2164253552 is an apocalyptic number.

164253552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

164253552 is an abundant number, since it is smaller than the sum of its proper divisors (261679008).

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

164253552 is a wasteful number, since it uses less digits than its factorization.

164253552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13001 (or 12995 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 164253552 is about 12816.1441939454. The cubic root of 164253552 is about 547.6523093275.

The spelling of 164253552 in words is "one hundred sixty-four million, two hundred fifty-three thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 269 538 807 1076 1614 2152 3228 4304 6456 12721 12912 25442 38163 50884 76326 101768 152652 203536 305304 610608 3421949 6843898 10265847 13687796 20531694 27375592 41063388 54751184 82126776 164253552