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161060088 = 23375916249
BaseRepresentation
bin10011001100110…
…01010011111000
3102020001200220110
421212121103320
5312212410323
623552024320
73663662640
oct1146312370
9366050813
10161060088
1182a06912
1245b320a0
13274a2137
1417567520
15e216793
hex99994f8

161060088 has 64 divisors (see below), whose sum is σ = 468000000. Its totient is φ = 45234432.

The previous prime is 161060087. The next prime is 161060167. The reversal of 161060088 is 880060161.

161060088 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 (161060087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1788 + ... + 18036.

It is an arithmetic number, because the mean of its divisors is an integer number (7312500).

Almost surely, 2161060088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 161060088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234000000).

161060088 is an abundant number, since it is smaller than the sum of its proper divisors (306939912).

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

161060088 is a wasteful number, since it uses less digits than its factorization.

161060088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16324 (or 16320 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 161060088 is about 12690.9451184693. The cubic root of 161060088 is about 544.0798523929.

The spelling of 161060088 in words is "one hundred sixty-one million, sixty thousand, eighty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 59 84 118 168 177 236 354 413 472 708 826 1239 1416 1652 2478 3304 4956 9912 16249 32498 48747 64996 97494 113743 129992 194988 227486 341229 389976 454972 682458 909944 958691 1364916 1917382 2729832 2876073 3834764 5752146 6710837 7669528 11504292 13421674 20132511 23008584 26843348 40265022 53686696 80530044 161060088