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163345060 = 2258167253
BaseRepresentation
bin10011011110001…
…11001010100100
3102101100210022001
421233013022210
5313304020220
624113015044
74022260444
oct1157071244
9371323261
10163345060
118422761a
1246854484
1327ac21a8
14179a0124
15e51880a
hex9bc72a4

163345060 has 12 divisors (see below), whose sum is σ = 343024668. Its totient is φ = 65338016.

The previous prime is 163345051. The next prime is 163345067. The reversal of 163345060 is 60543361.

163345060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 87759424 + 75585636 = 9368^2 + 8694^2 .

It is not an unprimeable number, because it can be changed into a prime (163345067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4083607 + ... + 4083646.

It is an arithmetic number, because the mean of its divisors is an integer number (28585389).

Almost surely, 2163345060 is an apocalyptic number.

163345060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163345060 is an abundant number, since it is smaller than the sum of its proper divisors (179679608).

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

163345060 is a wasteful number, since it uses less digits than its factorization.

163345060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8167262 (or 8167260 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 163345060 is about 12780.6517830665. The cubic root of 163345060 is about 546.6407474987.

It can be divided in two parts, 1633450 and 60, that multiplied together give a triangular number (98007000 = T14000).

The spelling of 163345060 in words is "one hundred sixty-three million, three hundred forty-five thousand, sixty".

Divisors: 1 2 4 5 10 20 8167253 16334506 32669012 40836265 81672530 163345060