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4974370420 = 2251931288697
BaseRepresentation
bin1001010000111111…
…01101111001110100
3110211200011012101111
410220133231321310
540141414323140
62141334004404
7234161310445
oct45037557164
913750135344
104974370420
1121229a2138
12b69aa6704
13613756c66
1435290d2cc
151e1a927ea
hex1287ede74

4974370420 has 24 divisors (see below), whose sum is σ = 10500311304. Its totient is φ = 1979437056.

The previous prime is 4974370399. The next prime is 4974370433. The reversal of 4974370420 is 240734794.

It can be written as a sum of positive squares in 4 ways, for example, as 165225316 + 4809145104 = 12854^2 + 69348^2 .

It is a super-2 number, since 2×49743704202 = 49488722150741952800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 640489 + ... + 648208.

It is an arithmetic number, because the mean of its divisors is an integer number (437512971).

Almost surely, 24974370420 is an apocalyptic number.

It is an amenable number.

4974370420 is an abundant number, since it is smaller than the sum of its proper divisors (5525940884).

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

4974370420 is a wasteful number, since it uses less digits than its factorization.

4974370420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288899 (or 1288897 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 4974370420 is about 70529.2167828340. The cubic root of 4974370420 is about 1707.0492092074.

The spelling of 4974370420 in words is "four billion, nine hundred seventy-four million, three hundred seventy thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 193 386 772 965 1930 3860 1288697 2577394 5154788 6443485 12886970 25773940 248718521 497437042 994874084 1243592605 2487185210 4974370420