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448962974190 = 23259751427603
BaseRepresentation
bin1101000100010000100…
…01110101000111101110
31120220212000001011122100
412202020101311013232
524323434010133230
6542130054355530
744302502212623
oct6421021650756
91526760034570
10448962974190
11163449992625
127301895bba6
133344c5a9013
1417a30ca834a
15ba2a1e6660
hex68884751ee

448962974190 has 48 divisors (see below), whose sum is σ = 1179337814928. Its totient is φ = 118489195008.

The previous prime is 448962974167. The next prime is 448962974203. The reversal of 448962974190 is 91479269844.

448962974190 is a `hidden beast` number, since 4 + 48 + 96 + 2 + 97 + 419 + 0 = 666.

It is a super-2 number, since 2×4489629741902 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25705072 + ... + 25722531.

It is an arithmetic number, because the mean of its divisors is an integer number (24569537811).

Almost surely, 2448962974190 is an apocalyptic number.

448962974190 is an abundant number, since it is smaller than the sum of its proper divisors (730374840738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

448962974190 is a wasteful number, since it uses less digits than its factorization.

448962974190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51427713 (or 51427710 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 63.

The spelling of 448962974190 in words is "four hundred forty-eight billion, nine hundred sixty-two million, nine hundred seventy-four thousand, one hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 97 194 291 485 582 873 970 1455 1746 2910 4365 8730 51427603 102855206 154282809 257138015 308565618 462848427 514276030 771414045 925696854 1542828090 2314242135 4628484270 4988477491 9976954982 14965432473 24942387455 29930864946 44896297419 49884774910 74827162365 89792594838 149654324730 224481487095 448962974190