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625872741 = 31321234463
BaseRepresentation
bin100101010011100…
…000111101100101
31121121200121222220
4211103200331211
52240210411431
6142034342553
721336554604
oct4523407545
91547617886
10625872741
112a131a4aa
1215572aa59
139c887100
145d19da3b
1539e2db96
hex254e0f65

625872741 has 12 divisors (see below), whose sum is σ = 903627648. Its totient is φ = 385152144.

The previous prime is 625872721. The next prime is 625872769. The reversal of 625872741 is 147278526.

625872741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 625872741 - 26 = 625872677 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 625872693 and 625872702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625872721) 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, 616725 + ... + 617738.

It is an arithmetic number, because the mean of its divisors is an integer number (75302304).

Almost surely, 2625872741 is an apocalyptic number.

It is an amenable number.

625872741 is a deficient number, since it is larger than the sum of its proper divisors (277754907).

625872741 is a wasteful number, since it uses less digits than its factorization.

625872741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234492 (or 1234479 counting only the distinct ones).

The product of its digits is 188160, while the sum is 42.

The square root of 625872741 is about 25017.4487308358. The cubic root of 625872741 is about 855.3857525428.

The spelling of 625872741 in words is "six hundred twenty-five million, eight hundred seventy-two thousand, seven hundred forty-one".

Divisors: 1 3 13 39 169 507 1234463 3703389 16048019 48144057 208624247 625872741