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54526020 = 22358310949
BaseRepresentation
bin1101000000000…
…0000001000100
310210121012122020
43100000001010
5102424313040
65224403140
71231314663
oct320000104
9123535566
1054526020
112886222a
12163164b0
13b3b1523
147354dda
154bc0cd0
hex3400044

54526020 has 48 divisors (see below), whose sum is σ = 154526400. Its totient is φ = 14363776.

The previous prime is 54526019. The next prime is 54526033. The reversal of 54526020 is 2062545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495 + ... + 10454.

It is an arithmetic number, because the mean of its divisors is an integer number (3219300).

Almost surely, 254526020 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 54526020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77263200).

54526020 is an abundant number, since it is smaller than the sum of its proper divisors (100000380).

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

54526020 is a wasteful number, since it uses less digits than its factorization.

54526020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11044 (or 11042 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 54526020 is about 7384.1736165938. The cubic root of 54526020 is about 379.1996543909.

Adding to 54526020 its reverse (2062545), we get a palindrome (56588565).

It can be divided in two parts, 545 and 26020, that added together give a triangular number (26565 = T230).

The spelling of 54526020 in words is "fifty-four million, five hundred twenty-six thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 83 166 249 332 415 498 830 996 1245 1660 2490 4980 10949 21898 32847 43796 54745 65694 109490 131388 164235 218980 328470 656940 908767 1817534 2726301 3635068 4543835 5452602 9087670 10905204 13631505 18175340 27263010 54526020