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620056032 = 25319339943
BaseRepresentation
bin100100111101010…
…100110111100000
31121012202002222020
4210331110313200
52232213243112
6141305541440
721236250351
oct4475246740
91535662866
10620056032
11299007302
121537a4880
139b5cb67b
145c4c7d28
153968048c
hex24f54de0

620056032 has 48 divisors (see below), whose sum is σ = 1713317760. Its totient is φ = 195806592.

The previous prime is 620056009. The next prime is 620056039. The reversal of 620056032 is 230650026.

620056032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 620055993 and 620056011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620056039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168148 + ... + 171795.

It is an arithmetic number, because the mean of its divisors is an integer number (35694120).

Almost surely, 2620056032 is an apocalyptic number.

It is an amenable number.

620056032 is an abundant number, since it is smaller than the sum of its proper divisors (1093261728).

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

620056032 is a wasteful number, since it uses less digits than its factorization.

620056032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339975 (or 339967 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 620056032 is about 24900.9243201934. The cubic root of 620056032 is about 852.7275849698.

The spelling of 620056032 in words is "six hundred twenty million, fifty-six thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 16 19 24 32 38 48 57 76 96 114 152 228 304 456 608 912 1824 339943 679886 1019829 1359772 2039658 2719544 4079316 5439088 6458917 8158632 10878176 12917834 16317264 19376751 25835668 32634528 38753502 51671336 77507004 103342672 155014008 206685344 310028016 620056032