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8470085392470 = 2351325784506489
BaseRepresentation
bin111101101000001100001…
…1011100101100001010110
31002222201202210222121011210
41323100120123211201112
52102233213330024340
630003034205242250
71532641416632442
oct173203033454126
932881683877153
108470085392470
112776163431299
12b49686563386
13495958277820
14213d50925822
15ea4d66db180
hex7b4186e5856

8470085392470 has 64 divisors (see below), whose sum is σ = 21977095815360. Its totient is φ = 2076831449088.

The previous prime is 8470085392421. The next prime is 8470085392499. The reversal of 8470085392470 is 742935800748.

It is a self number, because there is not a number n which added to its sum of digits gives 8470085392470.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42153015 + ... + 42353474.

It is an arithmetic number, because the mean of its divisors is an integer number (343392122115).

Almost surely, 28470085392470 is an apocalyptic number.

8470085392470 is an abundant number, since it is smaller than the sum of its proper divisors (13507010422890).

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

8470085392470 is a wasteful number, since it uses less digits than its factorization.

8470085392470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84506769.

The product of its (nonzero) digits is 13547520, while the sum is 57.

The spelling of 8470085392470 in words is "eight trillion, four hundred seventy billion, eighty-five million, three hundred ninety-two thousand, four hundred seventy".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 257 390 514 771 1285 1542 2570 3341 3855 6682 7710 10023 16705 20046 33410 50115 100230 84506489 169012978 253519467 422532445 507038934 845064890 1098584357 1267597335 2197168714 2535194670 3295753071 5492921785 6591506142 10985843570 16478765355 21718167673 32957530710 43436335346 65154503019 108590838365 130309006038 217181676730 282336179749 325772515095 564672359498 651545030190 847008539247 1411680898745 1694017078494 2823361797490 4235042696235 8470085392470