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458989302272 = 297923792
BaseRepresentation
bin1101010110111011110…
…01001111001000000000
31121212201202100102002212
412223131321033020000
530010002230133042
6550505021401252
745106116461054
oct6533571171000
91555652312085
10458989302272
1116772454a286
1274b56709228
1334389884027
1418302721c64
15be15555482
hex6adde4f200

458989302272 has 90 divisors (see below), whose sum is σ = 931294946043. Its totient is φ = 225991793664.

The previous prime is 458989302181. The next prime is 458989302301. The reversal of 458989302272 is 272203989854.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 229494651136 + 229494651136 = 479056^2 + 479056^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=479056.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1211053379 + ... + 1211053757.

Almost surely, 2458989302272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 458989302272

458989302272 is an abundant number, since it is smaller than the sum of its proper divisors (472305643771).

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

458989302272 is an frugal number, since it uses more digits than its factorization.

458989302272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934 (or 460 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 458989302272 in words is "four hundred fifty-eight billion, nine hundred eighty-nine million, three hundred two thousand, two hundred seventy-two".

Divisors: 1 2 4 8 16 32 64 79 128 158 256 316 379 512 632 758 1264 1516 2528 3032 5056 6064 6241 10112 12128 12482 20224 24256 24964 29941 40448 48512 49928 59882 97024 99856 119764 143641 194048 199712 239528 287282 399424 479056 574564 798848 958112 1149128 1597696 1916224 2298256 2365339 3195392 3832448 4596512 4730678 7664896 9193024 9461356 11347639 15329792 18386048 18922712 22695278 36772096 37845424 45390556 73544192 75690848 90781112 151381696 181562224 302763392 363124448 605526784 726248896 896463481 1211053568 1452497792 1792926962 2904995584 3585853924 5809991168 7171707848 14343415696 28686831392 57373662784 114747325568 229494651136 458989302272