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8051484375 = 335711347
BaseRepresentation
bin1110111111110011…
…11110011011010111
3202210010021210012000
413133321332123113
5112442140000000
63410535130343
7403344326244
oct73771763327
922703253160
108051484375
113461942420
1216885139b3
139b40cb04c
1456546a5cb
15321cba000
hex1dfe7e6d7

8051484375 has 128 divisors (see below), whose sum is σ = 16312458240. Its totient is φ = 3892500000.

The previous prime is 8051484373. The next prime is 8051484401. The reversal of 8051484375 is 5734841508.

It is not a de Polignac number, because 8051484375 - 21 = 8051484373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 8051484375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8051484373) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 23202952 + ... + 23203298.

It is an arithmetic number, because the mean of its divisors is an integer number (127441080).

Almost surely, 28051484375 is an apocalyptic number.

8051484375 is an abundant number, since it is smaller than the sum of its proper divisors (8260973865).

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

8051484375 is an frugal number, since it uses more digits than its factorization.

8051484375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The square root of 8051484375 is about 89730.0639418027. The cubic root of 8051484375 is about 2004.2811937344.

The spelling of 8051484375 in words is "eight billion, fifty-one million, four hundred eighty-four thousand, three hundred seventy-five".

Divisors: 1 3 5 9 11 15 25 27 33 45 55 75 99 125 135 165 225 275 297 347 375 495 625 675 825 1041 1125 1375 1485 1735 1875 2475 3123 3125 3375 3817 4125 5205 5625 6875 7425 8675 9369 9375 11451 12375 15615 15625 16875 19085 20625 26025 28125 34353 34375 37125 43375 46845 46875 57255 61875 78075 78125 84375 95425 103059 103125 130125 140625 171765 171875 185625 216875 234225 234375 286275 309375 390375 421875 477125 515295 515625 650625 703125 858825 859375 928125 1084375 1171125 1431375 1546875 1951875 2109375 2385625 2576475 2578125 3253125 4294125 4640625 5421875 5855625 7156875 7734375 9759375 11928125 12882375 16265625 21470625 23203125 27109375 29278125 35784375 48796875 59640625 64411875 81328125 107353125 146390625 178921875 243984375 298203125 322059375 536765625 731953125 894609375 1610296875 2683828125 8051484375