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75550084 = 22105117971
BaseRepresentation
bin1001000000011…
…00110110000100
312021011100020021
410200030312010
5123320100314
611255144524
71605110431
oct440146604
9167140207
1075550084
1139711995
1221375144
1312862abc
14a068b88
156975324
hex480cd84

75550084 has 12 divisors (see below), whose sum is σ = 132345808. Its totient is φ = 37737000.

The previous prime is 75550081. The next prime is 75550093. The reversal of 75550084 is 48005557.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (75550081) 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, 4782 + ... + 13189.

Almost surely, 275550084 is an apocalyptic number.

It is an amenable number.

75550084 is a deficient number, since it is larger than the sum of its proper divisors (56795724).

75550084 is a wasteful number, since it uses less digits than its factorization.

75550084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19026 (or 19024 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 75550084 is about 8691.9551310393. The cubic root of 75550084 is about 422.7448418041.

The spelling of 75550084 in words is "seventy-five million, five hundred fifty thousand, eighty-four".

Divisors: 1 2 4 1051 2102 4204 17971 35942 71884 18887521 37775042 75550084