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55236260 = 2253837211
BaseRepresentation
bin1101001010110…
…1011010100100
310211221021220102
43102231122210
5103120030020
65251523232
71240333442
oct322553244
9124837812
1055236260
11291a7902
12165b9518
13b59c8a1
14749bb92
154cb1475
hex34ad6a4

55236260 has 24 divisors (see below), whose sum is σ = 116315136. Its totient is φ = 22033760.

The previous prime is 55236257. The next prime is 55236263. The reversal of 55236260 is 6263255.

It is a happy number.

55236260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55236257) and next prime (55236263).

It is not an unprimeable number, because it can be changed into a prime (55236263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4055 + ... + 11265.

It is an arithmetic number, because the mean of its divisors is an integer number (4846464).

Almost surely, 255236260 is an apocalyptic number.

It is an amenable number.

55236260 is an abundant number, since it is smaller than the sum of its proper divisors (61078876).

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

55236260 is a wasteful number, since it uses less digits than its factorization.

55236260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7603 (or 7601 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 55236260 is about 7432.1100637706. The cubic root of 55236260 is about 380.8390049170.

The spelling of 55236260 in words is "fifty-five million, two hundred thirty-six thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 383 766 1532 1915 3830 7211 7660 14422 28844 36055 72110 144220 2761813 5523626 11047252 13809065 27618130 55236260