Search a number
-
+
100231301312 = 261982427057
BaseRepresentation
bin101110101011001000…
…0000100100011000000
3100120201021212122222222
41131112100010203000
53120233203120222
6114013504350212
710145553001232
oct1352620044300
9316637778888
10100231301312
1139564a5820a
1217513315368
1395b470611c
144bcba70252
1529196c8542
hex17564048c0

100231301312 has 28 divisors (see below), whose sum is σ = 209364727320. Its totient is φ = 47477984256.

The previous prime is 100231301297. The next prime is 100231301321. The reversal of 100231301312 is 213103132001.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 41212313 + ... + 41214744.

It is an arithmetic number, because the mean of its divisors is an integer number (7477311690).

Almost surely, 2100231301312 is an apocalyptic number.

It is an amenable number.

100231301312 is an abundant number, since it is smaller than the sum of its proper divisors (109133426008).

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

100231301312 is an equidigital number, since it uses as much as digits as its factorization.

100231301312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82427088 (or 82427078 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 100231301312 its reverse (213103132001), we get a palindrome (313334433313).

The spelling of 100231301312 in words is "one hundred billion, two hundred thirty-one million, three hundred one thousand, three hundred twelve".

Divisors: 1 2 4 8 16 19 32 38 64 76 152 304 608 1216 82427057 164854114 329708228 659416456 1318832912 1566114083 2637665824 3132228166 5275331648 6264456332 12528912664 25057825328 50115650656 100231301312