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55050272 = 251720321
BaseRepresentation
bin1101001000000…
…0000000100000
310211120211202222
43102000000200
5103043102042
65243530212
71235630264
oct322000040
9124524688
1055050272
11290900a2
1216529968
13b536034
1474500a4
154c762d2
hex3480020

55050272 has 12 divisors (see below), whose sum is σ = 108380286. Its totient is φ = 27525120.

The previous prime is 55050269. The next prime is 55050283. The reversal of 55050272 is 27205055.

It can be written as a sum of positive squares in only one way, i.e., 29203216 + 25847056 = 5404^2 + 5084^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 860129 + ... + 860192.

Almost surely, 255050272 is an apocalyptic number.

It is an amenable number.

55050272 is a deficient number, since it is larger than the sum of its proper divisors (53330014).

55050272 is a wasteful number, since it uses less digits than its factorization.

55050272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720331 (or 1720323 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 55050272 is about 7419.5870505036. The cubic root of 55050272 is about 380.4110786862.

The spelling of 55050272 in words is "fifty-five million, fifty thousand, two hundred seventy-two".

Divisors: 1 2 4 8 16 32 1720321 3440642 6881284 13762568 27525136 55050272