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55041366 = 2319482819
BaseRepresentation
bin1101000111110…
…1110101010110
310211120101120010
43101331311112
5103042310431
65243421050
71235562312
oct321756526
9124511503
1055041366
1129084436
1216524786
13b531c73
14744ab42
154c73846
hex347dd56

55041366 has 16 divisors (see below), whose sum is σ = 115876800. Its totient is φ = 17381448.

The previous prime is 55041331. The next prime is 55041373. The reversal of 55041366 is 66314055.

It is a super-2 number, since 2×550413662 = 6059103942291912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241296 + ... + 241523.

It is an arithmetic number, because the mean of its divisors is an integer number (7242300).

Almost surely, 255041366 is an apocalyptic number.

55041366 is an abundant number, since it is smaller than the sum of its proper divisors (60835434).

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

55041366 is a wasteful number, since it uses less digits than its factorization.

55041366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482843.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 55041366 is about 7418.9868580555. The cubic root of 55041366 is about 380.3905633544.

The spelling of 55041366 in words is "fifty-five million, forty-one thousand, three hundred sixty-six".

Divisors: 1 2 3 6 19 38 57 114 482819 965638 1448457 2896914 9173561 18347122 27520683 55041366