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55953083 = 284319681
BaseRepresentation
bin1101010101110…
…0011010111011
310220021201012102
43111130122323
5103310444313
65315134015
71246410344
oct325343273
9126251172
1055953083
112964741a
12168a430b
13b790c44
1476070cb
154da3a58
hex355c6bb

55953083 has 4 divisors (see below), whose sum is σ = 55975608. Its totient is φ = 55930560.

The previous prime is 55953067. The next prime is 55953097. The reversal of 55953083 is 38035955.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55953083 - 24 = 55953067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55953013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6998 + ... + 12683.

It is an arithmetic number, because the mean of its divisors is an integer number (13993902).

Almost surely, 255953083 is an apocalyptic number.

55953083 is a deficient number, since it is larger than the sum of its proper divisors (22525).

55953083 is a wasteful number, since it uses less digits than its factorization.

55953083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22524.

The product of its (nonzero) digits is 81000, while the sum is 38.

The square root of 55953083 is about 7480.1793427698. The cubic root of 55953083 is about 382.4793626640.

The spelling of 55953083 in words is "fifty-five million, nine hundred fifty-three thousand, eighty-three".

Divisors: 1 2843 19681 55953083