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5210709040 = 245431514741
BaseRepresentation
bin1001101101001010…
…10001110000110000
3111110010212110000201
410312211101300300
541132420142130
62221015324544
7243061203355
oct46645216060
914403773021
105210709040
112234344909
121015080754
136506c53b4
1437607062c
152076c8bca
hex136951c30

5210709040 has 40 divisors (see below), whose sum is σ = 12396648528. Its totient is φ = 2035810560.

The previous prime is 5210709037. The next prime is 5210709043. The reversal of 5210709040 is 409070125.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5210709037) and next prime (5210709043).

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (5210709043) 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, 753931 + ... + 760810.

Almost surely, 25210709040 is an apocalyptic number.

It is an amenable number.

5210709040 is an abundant number, since it is smaller than the sum of its proper divisors (7185939488).

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

5210709040 is a wasteful number, since it uses less digits than its factorization.

5210709040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514797 (or 1514791 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 5210709040 is about 72185.2411508059. The cubic root of 5210709040 is about 1733.6667014947. Note that the first 3 decimals are identical.

Adding to 5210709040 its reverse (409070125), we get a palindrome (5619779165).

The spelling of 5210709040 in words is "five billion, two hundred ten million, seven hundred nine thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 40 43 80 86 172 215 344 430 688 860 1720 3440 1514741 3029482 6058964 7573705 12117928 15147410 24235856 30294820 60589640 65133863 121179280 130267726 260535452 325669315 521070904 651338630 1042141808 1302677260 2605354520 5210709040