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464484890948 = 221317525435397
BaseRepresentation
bin1101100001001010111…
…01001111100101000100
31122101220202021020112012
412300211131033211010
530102231113002243
6553214215113352
745362240300351
oct6604535174504
91571822236465
10464484890948
11169a94680401
127602b072858
1334a542b1b50
14186a454b628
15c137c52d18
hex6c2574f944

464484890948 has 24 divisors (see below), whose sum is σ = 926868042072. Its totient is φ = 201767192064.

The previous prime is 464484890921. The next prime is 464484890983. The reversal of 464484890948 is 849098484464.

It can be written as a sum of positive squares in 4 ways, for example, as 189833284 + 464295057664 = 13778^2 + 681392^2 .

It is a Harshad number since it is a multiple of its sum of digits (68).

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 7 ways as a sum of consecutive naturals, for example, 262716815 + ... + 262718582.

It is an arithmetic number, because the mean of its divisors is an integer number (38619501753).

Almost surely, 2464484890948 is an apocalyptic number.

It is an amenable number.

464484890948 is a deficient number, since it is larger than the sum of its proper divisors (462383151124).

464484890948 is a wasteful number, since it uses less digits than its factorization.

464484890948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525435431 (or 525435429 counting only the distinct ones).

The product of its (nonzero) digits is 254803968, while the sum is 68.

The spelling of 464484890948 in words is "four hundred sixty-four billion, four hundred eighty-four million, eight hundred ninety thousand, nine hundred forty-eight".

Divisors: 1 2 4 13 17 26 34 52 68 221 442 884 525435397 1050870794 2101741588 6830660161 8932401749 13661320322 17864803498 27322640644 35729606996 116121222737 232242445474 464484890948