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8472225105 = 33567792699
BaseRepresentation
bin1111110001111101…
…11110010101010001
3210212102222121222000
413320332332111101
5114322342200410
63520405104213
7416643503511
oct77076762521
923772877860
108472225105
113658394133
1217853b8069
13a50321c66
145a52ad841
15348bc8dc0
hex1f8fbe551

8472225105 has 32 divisors (see below), whose sum is σ = 15084144000. Its totient is φ = 4511797056.

The previous prime is 8472225103. The next prime is 8472225127. The reversal of 8472225105 is 5015222748.

It is a happy number.

It is not a de Polignac number, because 8472225105 - 21 = 8472225103 is a prime.

It is a super-2 number, since 2×84722251052 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8472225105.

It is not an unprimeable number, because it can be changed into a prime (8472225103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45046 + ... + 137744.

It is an arithmetic number, because the mean of its divisors is an integer number (471379500).

Almost surely, 28472225105 is an apocalyptic number.

It is an amenable number.

8472225105 is a deficient number, since it is larger than the sum of its proper divisors (6611918895).

8472225105 is a wasteful number, since it uses less digits than its factorization.

8472225105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93390 (or 93384 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 36.

The square root of 8472225105 is about 92044.6908028920. The cubic root of 8472225105 is about 2038.6022323749.

The spelling of 8472225105 in words is "eight billion, four hundred seventy-two million, two hundred twenty-five thousand, one hundred five".

Divisors: 1 3 5 9 15 27 45 135 677 2031 3385 6093 10155 18279 30465 91395 92699 278097 463495 834291 1390485 2502873 4171455 12514365 62757223 188271669 313786115 564815007 941358345 1694445021 2824075035 8472225105