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27970485124 = 221910316192207
BaseRepresentation
bin11010000011001010…
…111011101110000100
32200012022101212100111
4122003022323232010
5424240421010444
620503252322404
72010064125601
oct320312735604
980168355314
1027970485124
111095367850a
125507313404
132839a8581a
1414d4aa96a8
15ada886234
hex6832bbb84

27970485124 has 48 divisors (see below), whose sum is σ = 52080537600. Its totient is φ = 13106498976.

The previous prime is 27970485119. The next prime is 27970485131. The reversal of 27970485124 is 42158407972.

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 15 ways as a sum of consecutive naturals, for example, 12672429 + ... + 12674635.

It is an arithmetic number, because the mean of its divisors is an integer number (1085011200).

Almost surely, 227970485124 is an apocalyptic number.

It is an amenable number.

27970485124 is a deficient number, since it is larger than the sum of its proper divisors (24110052476).

27970485124 is a wasteful number, since it uses less digits than its factorization.

27970485124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3952 (or 3950 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 27970485124 in words is "twenty-seven billion, nine hundred seventy million, four hundred eighty-five thousand, one hundred twenty-four".

Divisors: 1 2 4 19 38 76 103 206 412 1619 1957 2207 3238 3914 4414 6476 7828 8828 30761 41933 61522 83866 123044 166757 167732 227321 333514 454642 667028 909284 3168383 3573133 4319099 6336766 7146266 8638198 12673532 14292532 17276396 67889527 135779054 271558108 368032699 736065398 1472130796 6992621281 13985242562 27970485124