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802130031208 = 231110983624899
BaseRepresentation
bin10111010110000101010…
…11001111001001101000
32211200102211011112111101
423223002223033021220
5101120230241444313
61412254330211144
7111644346524362
oct13530253171150
92750384145441
10802130031208
1128a1aa544770
1210b55b883ab4
135a84335077c
142ab751cbd32
1515cea2dc5dd
hexbac2acf268

802130031208 has 32 divisors (see below), whose sum is σ = 1655773020000. Its totient is φ = 361259559360.

The previous prime is 802130031191. The next prime is 802130031217.

802130031208 is nontrivially palindromic in base 10.

802130031208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41802858 + ... + 41822041.

It is an arithmetic number, because the mean of its divisors is an integer number (51742906875).

Almost surely, 2802130031208 is an apocalyptic number.

802130031208 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

802130031208 is an abundant number, since it is smaller than the sum of its proper divisors (853642988792).

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

802130031208 is a wasteful number, since it uses less digits than its factorization.

802130031208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83625025 (or 83625021 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

It can be divided in two parts, 8021300 and 31208, that added together give a palindrome (8052508).

The spelling of 802130031208 in words is "eight hundred two billion, one hundred thirty million, thirty-one thousand, two hundred eight".

Divisors: 1 2 4 8 11 22 44 88 109 218 436 872 1199 2398 4796 9592 83624899 167249798 334499596 668999192 919873889 1839747778 3679495556 7358991112 9115113991 18230227982 36460455964 72920911928 100266253901 200532507802 401065015604 802130031208