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542164 = 22717267
BaseRepresentation
bin10000100010111010100
31000112201011
42010113110
5114322124
615342004
74415440
oct2042724
91015634
10542164
11340377
12221904
1315ca0c
14101820
15aa994
hex845d4

542164 has 36 divisors (see below), whose sum is σ = 1169056. Its totient is φ = 215424.

The previous prime is 542153. The next prime is 542167. The reversal of 542164 is 461245.

542164 = T69 + T70 + ... + T152.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8059 + ... + 8125.

2542164 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 542164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (584528).

542164 is an abundant number, since it is smaller than the sum of its proper divisors (626892).

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

542164 is a wasteful number, since it uses less digits than its factorization.

542164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 93 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 542164 is about 736.3178661421. The cubic root of 542164 is about 81.5411612875.

It can be divided in two parts, 542 and 164, that multiplied together give a palindrome (88888).

The spelling of 542164 in words is "five hundred forty-two thousand, one hundred sixty-four".

Divisors: 1 2 4 7 14 17 28 34 67 68 119 134 238 268 289 469 476 578 938 1139 1156 1876 2023 2278 4046 4556 7973 8092 15946 19363 31892 38726 77452 135541 271082 542164