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4998980 = 225725101
BaseRepresentation
bin10011000100011101000100
3100101222022102
4103010131010
52234431410
6255051232
760330200
oct23043504
910358272
104998980
112904898
121810b18
13106049c
14941b00
1568b2a5
hex4c4744

4998980 has 36 divisors (see below), whose sum is σ = 12214188. Its totient is φ = 1713600.

The previous prime is 4998979. The next prime is 4998989. The reversal of 4998980 is 898994.

It can be written as a sum of positive squares in 2 ways, for example, as 529984 + 4468996 = 728^2 + 2114^2 .

It is not an unprimeable number, because it can be changed into a prime (4998989) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1571 + ... + 3530.

It is an arithmetic number, because the mean of its divisors is an integer number (339283).

Almost surely, 24998980 is an apocalyptic number.

It is an amenable number.

4998980 is an abundant number, since it is smaller than the sum of its proper divisors (7215208).

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

4998980 is a wasteful number, since it uses less digits than its factorization.

4998980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5124 (or 5115 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 4998980 is about 2235.8398869329. The cubic root of 4998980 is about 170.9859660404.

The spelling of 4998980 in words is "four million, nine hundred ninety-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 490 980 5101 10202 20404 25505 35707 51010 71414 102020 142828 178535 249949 357070 499898 714140 999796 1249745 2499490 4998980