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470144284 = 221943293491
BaseRepresentation
bin11100000001011…
…101010100011100
31012202122210201021
4130001131110130
51430324104114
6114352453524
714436106021
oct3401352434
91182583637
10470144284
112214253a5
1211154a2a4
13765309ac
1446623548
152b41c024
hex1c05d51c

470144284 has 48 divisors (see below), whose sum is σ = 891031680. Its totient is φ = 216336960.

The previous prime is 470144267. The next prime is 470144329. The reversal of 470144284 is 482441074.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 957279 + ... + 957769.

It is an arithmetic number, because the mean of its divisors is an integer number (18563160).

Almost surely, 2470144284 is an apocalyptic number.

It is an amenable number.

470144284 is a deficient number, since it is larger than the sum of its proper divisors (420887396).

470144284 is a wasteful number, since it uses less digits than its factorization.

470144284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850 (or 848 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 34.

The square root of 470144284 is about 21682.8107956510. The cubic root of 470144284 is about 777.5775622488.

The spelling of 470144284 in words is "four hundred seventy million, one hundred forty-four thousand, two hundred eighty-four".

Divisors: 1 2 4 19 38 43 76 86 172 293 491 586 817 982 1172 1634 1964 3268 5567 9329 11134 12599 18658 21113 22268 25198 37316 42226 50396 84452 143863 239381 287726 401147 478762 575452 802294 957524 1604588 2733397 5466794 6186109 10933588 12372218 24744436 117536071 235072142 470144284