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4872020 = 225477173
BaseRepresentation
bin10010100101011101010100
3100011112011012
4102211131110
52221401040
6252231352
756261066
oct22453524
910145135
104872020
11282846a
12176b558
13101776a
1490b736
15663865
hex4a5754

4872020 has 48 divisors (see below), whose sum is σ = 10741248. Its totient is φ = 1854720.

The previous prime is 4872001. The next prime is 4872041. The reversal of 4872020 is 202784.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 66704 + ... + 66776.

It is an arithmetic number, because the mean of its divisors is an integer number (223776).

Almost surely, 24872020 is an apocalyptic number.

It is an amenable number.

4872020 is an abundant number, since it is smaller than the sum of its proper divisors (5869228).

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

4872020 is a wasteful number, since it uses less digits than its factorization.

4872020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 4872020 is about 2207.2652763091. The cubic root of 4872020 is about 169.5260153303.

The spelling of 4872020 in words is "four million, eight hundred seventy-two thousand, twenty".

Divisors: 1 2 4 5 10 20 47 71 73 94 142 146 188 235 284 292 355 365 470 710 730 940 1420 1460 3337 3431 5183 6674 6862 10366 13348 13724 16685 17155 20732 25915 33370 34310 51830 66740 68620 103660 243601 487202 974404 1218005 2436010 4872020