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80510122101507 = 3714925730304283
BaseRepresentation
bin10010010011100100111001…
…001110101000101100000011
3101120001200200211120202202220
4102103210321032220230003
541023034212224222012
6443121501155342123
722646443610335020
oct2223447116505403
9346050624522686
1080510122101507
112372017303928a
129043498bb1943
1335c00c207ba67
1415c49d4242547
159493bdee808c
hex4939393a8b03

80510122101507 has 16 divisors (see below), whose sum is σ = 123505460563200. Its totient is φ = 45697020404832.

The previous prime is 80510122101499. The next prime is 80510122101517. The reversal of 80510122101507 is 70510122101508.

It is not a de Polignac number, because 80510122101507 - 23 = 80510122101499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80510122101517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12865149013 + ... + 12865155270.

It is an arithmetic number, because the mean of its divisors is an integer number (7719091285200).

Almost surely, 280510122101507 is an apocalyptic number.

80510122101507 is a deficient number, since it is larger than the sum of its proper divisors (42995338461693).

80510122101507 is a wasteful number, since it uses less digits than its factorization.

80510122101507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25730304442.

The product of its (nonzero) digits is 5600, while the sum is 33.

Subtracting from 80510122101507 its reverse (70510122101508), we obtain a palindrome (9999999999999).

The spelling of 80510122101507 in words is "eighty trillion, five hundred ten billion, one hundred twenty-two million, one hundred one thousand, five hundred seven".

Divisors: 1 3 7 21 149 447 1043 3129 25730304283 77190912849 180112129981 540336389943 3833815338167 11501446014501 26836707367169 80510122101507