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4752955220 = 2251318280597
BaseRepresentation
bin1000110110100110…
…00101011101010100
3110021020112010211112
410123103011131110
534213224031340
62103344154152
7225532311206
oct43323053524
913236463745
104752955220
112019a12672
12b07908958
135a9912350
14331354776
151cc408065
hex11b4c5754

4752955220 has 24 divisors (see below), whose sum is σ = 10748991624. Its totient is φ = 1754937216.

The previous prime is 4752955189. The next prime is 4752955237. The reversal of 4752955220 is 225592574.

It can be written as a sum of positive squares in 4 ways, for example, as 35188624 + 4717766596 = 5932^2 + 68686^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9140039 + ... + 9140558.

It is an arithmetic number, because the mean of its divisors is an integer number (447874651).

Almost surely, 24752955220 is an apocalyptic number.

It is an amenable number.

4752955220 is an abundant number, since it is smaller than the sum of its proper divisors (5996036404).

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

4752955220 is a wasteful number, since it uses less digits than its factorization.

4752955220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18280619 (or 18280617 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 41.

The square root of 4752955220 is about 68941.6798460844. The cubic root of 4752955220 is about 1681.3362408464.

The spelling of 4752955220 in words is "four billion, seven hundred fifty-two million, nine hundred fifty-five thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 18280597 36561194 73122388 91402985 182805970 237647761 365611940 475295522 950591044 1188238805 2376477610 4752955220