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470245504551 = 35922911601547
BaseRepresentation
bin1101101011111001101…
…00001111011000100111
31122221210012212201210120
412311330310033120213
530201030322121201
61000010001053023
745655056560244
oct6657464173047
91587705781716
10470245504551
11171480367699
1277178327173
13354618b3154
1418a8d6445cb
15c373851536
hex6d7cd0f627

470245504551 has 16 divisors (see below), whose sum is σ = 640405449600. Its totient is φ = 306837688608.

The previous prime is 470245504549. The next prime is 470245504559. The reversal of 470245504551 is 155405542074.

It is not a de Polignac number, because 470245504551 - 21 = 470245504549 is a prime.

It is a super-2 number, since 2×4702455045512 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470245504559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5760241 + ... + 5841306.

It is an arithmetic number, because the mean of its divisors is an integer number (40025340600).

Almost surely, 2470245504551 is an apocalyptic number.

470245504551 is a deficient number, since it is larger than the sum of its proper divisors (170159945049).

470245504551 is a wasteful number, since it uses less digits than its factorization.

470245504551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11601838.

The product of its (nonzero) digits is 560000, while the sum is 42.

The spelling of 470245504551 in words is "four hundred seventy billion, two hundred forty-five million, five hundred four thousand, five hundred fifty-one".

Divisors: 1 3 59 177 229 687 13511 40533 11601547 34804641 684491273 2053473819 2656754263 7970262789 156748501517 470245504551