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30052780058 = 2723153186647
BaseRepresentation
bin11011111111010010…
…010000100000011010
32212120102121102000002
4123333102100200122
5443022002430213
621450035213002
72112510262400
oct337722204032
985512542002
1030052780058
1111822013514
1259a8747162
132aac2b49c2
141651467470
15bad5a2658
hex6ff49081a

30052780058 has 48 divisors (see below), whose sum is σ = 55152244224. Its totient is φ = 12229045920.

The previous prime is 30052780057. The next prime is 30052780061. The reversal of 30052780058 is 85008725003.

It is not an unprimeable number, because it can be changed into a prime (30052780057) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 67691 + ... + 254337.

It is an arithmetic number, because the mean of its divisors is an integer number (1149005088).

Almost surely, 230052780058 is an apocalyptic number.

30052780058 is a deficient number, since it is larger than the sum of its proper divisors (25099464166).

30052780058 is a wasteful number, since it uses less digits than its factorization.

30052780058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186747 (or 186740 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 38.

The spelling of 30052780058 in words is "thirty billion, fifty-two million, seven hundred eighty thousand, fifty-eight".

Divisors: 1 2 7 14 31 49 53 62 98 106 217 371 434 742 1519 1643 2597 3038 3286 5194 11501 23002 80507 161014 186647 373294 1306529 2613058 5786057 9145703 9892291 11572114 18291406 19784582 40502399 69246037 81004798 138492074 283516793 306661021 484722259 567033586 613322042 969444518 2146627147 4293254294 15026390029 30052780058