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620552950 = 25212411059
BaseRepresentation
bin100100111111001…
…110001011110110
31121020200100121121
4210333032023312
52232330143300
6141324334154
721243420163
oct4477161366
91536610547
10620552950
11299316686
121539a435a
139b7438c4
145c5b706a
153972c81a
hex24fce2f6

620552950 has 12 divisors (see below), whose sum is σ = 1154228580. Its totient is φ = 248221160.

The previous prime is 620552929. The next prime is 620552951. The reversal of 620552950 is 59255026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620552951) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6205480 + ... + 6205579.

It is an arithmetic number, because the mean of its divisors is an integer number (96185715).

Almost surely, 2620552950 is an apocalyptic number.

620552950 is a deficient number, since it is larger than the sum of its proper divisors (533675630).

620552950 is a wasteful number, since it uses less digits than its factorization.

620552950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12411071 (or 12411066 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 620552950 is about 24910.9002246005. The cubic root of 620552950 is about 852.9553184431.

The spelling of 620552950 in words is "six hundred twenty million, five hundred fifty-two thousand, nine hundred fifty".

Divisors: 1 2 5 10 25 50 12411059 24822118 62055295 124110590 310276475 620552950