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30055580182 = 215027790091
BaseRepresentation
bin11011111111011100…
…111100001000010110
32212120121212200001101
4123333130330020112
5443023212031212
621450215220314
72112543134125
oct337734741026
985517780041
1030055580182
1111823656271
1259a967769a
132aaca55394
141651995abc
15bad957157
hex6ff73c216

30055580182 has 4 divisors (see below), whose sum is σ = 45083370276. Its totient is φ = 15027790090.

The previous prime is 30055580143. The next prime is 30055580227. The reversal of 30055580182 is 28108555003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28108555003 = 65587428569.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7513895044 + ... + 7513895047.

It is an arithmetic number, because the mean of its divisors is an integer number (11270842569).

Almost surely, 230055580182 is an apocalyptic number.

30055580182 is a deficient number, since it is larger than the sum of its proper divisors (15027790094).

30055580182 is a wasteful number, since it uses less digits than its factorization.

30055580182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15027790093.

The product of its (nonzero) digits is 48000, while the sum is 37.

The spelling of 30055580182 in words is "thirty billion, fifty-five million, five hundred eighty thousand, one hundred eighty-two".

Divisors: 1 2 15027790091 30055580182