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628053080 = 23531749531
BaseRepresentation
bin100101011011110…
…101010001011000
31121202210101212012
4211123311101120
52241240144310
6142153205052
721364235354
oct4533652130
91552711765
10628053080
112a2579636
12156400788
13a016b655
145d5aa464
153a20ec05
hex256f5458

628053080 has 32 divisors (see below), whose sum is σ = 1417605840. Its totient is φ = 250423680.

The previous prime is 628053079. The next prime is 628053089. The reversal of 628053080 is 80350826.

628053080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628053089) 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, 12086 + ... + 37445.

Almost surely, 2628053080 is an apocalyptic number.

It is an amenable number.

628053080 is an abundant number, since it is smaller than the sum of its proper divisors (789552760).

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

628053080 is a wasteful number, since it uses less digits than its factorization.

628053080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49859 (or 49855 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 628053080 is about 25060.9872112014. The cubic root of 628053080 is about 856.3778974596.

The spelling of 628053080 in words is "six hundred twenty-eight million, fifty-three thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 317 634 1268 1585 2536 3170 6340 12680 49531 99062 198124 247655 396248 495310 990620 1981240 15701327 31402654 62805308 78506635 125610616 157013270 314026540 628053080