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10720076173 = 81125035281
BaseRepresentation
bin10011111101111011…
…10110000110001101
31000200002201021221021
421332331312012031
5133423314414143
64531424234141
7526440100252
oct117675660615
930602637837
1010720076173
114601226994
1220b216b951
13101ac38851
14739a45429
1542b1e8ced
hex27ef7618d

10720076173 has 8 divisors (see below), whose sum is σ = 10739615936. Its totient is φ = 10700553600.

The previous prime is 10720076149. The next prime is 10720076183. The reversal of 10720076173 is 37167002701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10720076173 is a prime.

It is a super-2 number, since 2×107200761732 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10720076183) 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, 2027293 + ... + 2032573.

It is an arithmetic number, because the mean of its divisors is an integer number (1342451992).

Almost surely, 210720076173 is an apocalyptic number.

It is an amenable number.

10720076173 is a deficient number, since it is larger than the sum of its proper divisors (19539763).

10720076173 is an equidigital number, since it uses as much as digits as its factorization.

10720076173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8595.

The product of its (nonzero) digits is 12348, while the sum is 34.

Adding to 10720076173 its reverse (37167002701), we get a palindrome (47887078874).

The spelling of 10720076173 in words is "ten billion, seven hundred twenty million, seventy-six thousand, one hundred seventy-three".

Divisors: 1 811 2503 5281 2029933 4282891 13218343 10720076173