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55202284 = 2230744953
BaseRepresentation
bin1101001010010…
…1000111101100
310211212120022001
43102211013230
5103112433114
65251102044
71240132414
oct322450754
9124776261
1055202284
1129184325
12165a1924
13b58a297
14748d644
154ca6374
hex34a51ec

55202284 has 12 divisors (see below), whose sum is σ = 96920824. Its totient is φ = 27510624.

The previous prime is 55202269. The next prime is 55202311. The reversal of 55202284 is 48220255.

55202284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 21249 + ... + 23704.

Almost surely, 255202284 is an apocalyptic number.

It is an amenable number.

55202284 is a deficient number, since it is larger than the sum of its proper divisors (41718540).

55202284 is a wasteful number, since it uses less digits than its factorization.

55202284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45264 (or 45262 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 55202284 is about 7429.8239548458. The cubic root of 55202284 is about 380.7609038052.

The spelling of 55202284 in words is "fifty-five million, two hundred two thousand, two hundred eighty-four".

Divisors: 1 2 4 307 614 1228 44953 89906 179812 13800571 27601142 55202284