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710020080 = 243457111423
BaseRepresentation
bin101010010100100…
…000101111110000
31211111000202110000
4222110200233300
52423231120310
6154242110000
723411033250
oct5224405760
91744022400
10710020080
11334873660
1217994b300
13b413a133
146a425960
15425014c0
hex2a520bf0

710020080 has 400 divisors, whose sum is σ = 3076660224. Its totient is φ = 147432960.

The previous prime is 710020067. The next prime is 710020081. The reversal of 710020080 is 80020017.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (710020081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 498249 + ... + 499671.

Almost surely, 2710020080 is an apocalyptic number.

710020080 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 710020080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1538330112).

710020080 is an abundant number, since it is smaller than the sum of its proper divisors (2366640144).

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

710020080 is a wasteful number, since it uses less digits than its factorization.

710020080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1466 (or 1451 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 710020080 is about 26646.2019807702. The cubic root of 710020080 is about 892.1205505127.

Adding to 710020080 its reverse (80020017), we get a palindrome (790040097).

The spelling of 710020080 in words is "seven hundred ten million, twenty thousand, eighty".