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541164144 = 24389131967
BaseRepresentation
bin100000010000011…
…000001001110000
31101201021222122110
4200100120021300
52102014223034
6125411005320
716260551013
oct4020301160
91351258573
10541164144
112585226a4
12131299840
1388168791
1451c2d37a
1532799de9
hex20418270

541164144 has 80 divisors (see below), whose sum is σ = 1425980160. Its totient is φ = 176816640.

The previous prime is 541164133. The next prime is 541164187. The reversal of 541164144 is 441461145.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559149 + ... + 560115.

It is an arithmetic number, because the mean of its divisors is an integer number (17824752).

Almost surely, 2541164144 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 541164144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (712990080).

541164144 is an abundant number, since it is smaller than the sum of its proper divisors (884816016).

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

541164144 is a wasteful number, since it uses less digits than its factorization.

541164144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198 (or 1192 counting only the distinct ones).

The product of its digits is 7680, while the sum is 30.

The square root of 541164144 is about 23262.9349824995. The cubic root of 541164144 is about 814.9100451484.

The spelling of 541164144 in words is "five hundred forty-one million, one hundred sixty-four thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 16 24 48 89 131 178 262 267 356 393 524 534 712 786 967 1048 1068 1424 1572 1934 2096 2136 2901 3144 3868 4272 5802 6288 7736 11604 11659 15472 23208 23318 34977 46416 46636 69954 86063 93272 126677 139908 172126 186544 253354 258189 279816 344252 380031 506708 516378 559632 688504 760062 1013416 1032756 1377008 1520124 2026832 2065512 3040248 4131024 6080496 11274253 22548506 33822759 45097012 67645518 90194024 135291036 180388048 270582072 541164144