Search a number
-
+
106801340780 = 2255340067039
BaseRepresentation
bin110001101110111011…
…0110010000101101100
3101012200011120020211002
41203131312302011230
53222212120401110
6121021443215432
710500431263241
oct1433566620554
9335604506732
10106801340780
11413266330a2
1218847677578
13a0c090a744
1452524675c8
152ba13b1aa5
hex18dddb216c

106801340780 has 12 divisors (see below), whose sum is σ = 224282815680. Its totient is φ = 42720536304.

The previous prime is 106801340777. The next prime is 106801340809. The reversal of 106801340780 is 87043108601.

It is a super-2 number, since 2×1068013407802 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2670033500 + ... + 2670033539.

It is an arithmetic number, because the mean of its divisors is an integer number (18690234640).

Almost surely, 2106801340780 is an apocalyptic number.

106801340780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

106801340780 is an abundant number, since it is smaller than the sum of its proper divisors (117481474900).

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

106801340780 is a wasteful number, since it uses less digits than its factorization.

106801340780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5340067048 (or 5340067046 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 106801340780 in words is "one hundred six billion, eight hundred one million, three hundred forty thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 5340067039 10680134078 21360268156 26700335195 53400670390 106801340780