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8472051 = 327219211
BaseRepresentation
bin100000010100…
…010111110011
3120221102110200
4200110113303
54132101201
6501330243
7132003600
oct40242763
916842420
108472051
1148671a5
122a06983
1319a8263
1411a76a7
15b25386
hex8145f3

8472051 has 18 divisors (see below), whose sum is σ = 14236092. Its totient is φ = 4840920.

The previous prime is 8472049. The next prime is 8472053. The reversal of 8472051 is 1502748.

8472051 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8472049) and next prime (8472053).

It is not a de Polignac number, because 8472051 - 21 = 8472049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8472053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 9165 + ... + 10046.

It is an arithmetic number, because the mean of its divisors is an integer number (790894).

Almost surely, 28472051 is an apocalyptic number.

8472051 is a deficient number, since it is larger than the sum of its proper divisors (5764041).

8472051 is a wasteful number, since it uses less digits than its factorization.

8472051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19231 (or 19221 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 8472051 is about 2910.6787868125. The cubic root of 8472051 is about 203.8588267792.

Adding to 8472051 its reverse (1502748), we get a palindrome (9974799).

The spelling of 8472051 in words is "eight million, four hundred seventy-two thousand, fifty-one".

Divisors: 1 3 7 9 21 49 63 147 441 19211 57633 134477 172899 403431 941339 1210293 2824017 8472051