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55041658 = 273931547
BaseRepresentation
bin1101000111110…
…1111001111010
310211120101221221
43101331321322
5103042313113
65243422254
71235563210
oct321757172
9124511857
1055041658
1129084681
121652498a
13b532139
14744acb0
154c7398d
hex347de7a

55041658 has 8 divisors (see below), whose sum is σ = 94357152. Its totient is φ = 23589276.

The previous prime is 55041641. The next prime is 55041683. The reversal of 55041658 is 85614055.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1965760 + ... + 1965787.

It is an arithmetic number, because the mean of its divisors is an integer number (11794644).

Almost surely, 255041658 is an apocalyptic number.

55041658 is a deficient number, since it is larger than the sum of its proper divisors (39315494).

55041658 is a wasteful number, since it uses less digits than its factorization.

55041658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3931556.

The product of its (nonzero) digits is 24000, while the sum is 34.

The square root of 55041658 is about 7419.0065372663. The cubic root of 55041658 is about 380.3912360233.

The spelling of 55041658 in words is "fifty-five million, forty-one thousand, six hundred fifty-eight".

Divisors: 1 2 7 14 3931547 7863094 27520829 55041658