Search a number
-
+
10406667808 = 25476919327
BaseRepresentation
bin10011011000100100…
…10010011000100000
3222212020222111111001
421230102102120200
5132303101332213
64440351001344
7515613134245
oct115422223040
928766874431
1010406667808
114460324609
122025209254
13c9b024a04
1470a1815cc
1540d93c1dd
hex26c492620

10406667808 has 24 divisors (see below), whose sum is σ = 20924047872. Its totient is φ = 5092623936.

The previous prime is 10406667797. The next prime is 10406667809. The reversal of 10406667808 is 80876660401.

It is a happy number.

It is a super-3 number, since 3×104066678083 (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10406667809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3458160 + ... + 3461167.

It is an arithmetic number, because the mean of its divisors is an integer number (871835328).

Almost surely, 210406667808 is an apocalyptic number.

It is an amenable number.

10406667808 is an abundant number, since it is smaller than the sum of its proper divisors (10517380064).

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

10406667808 is an equidigital number, since it uses as much as digits as its factorization.

10406667808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6919384 (or 6919376 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 10406667808 in words is "ten billion, four hundred six million, six hundred sixty-seven thousand, eight hundred eight".

Divisors: 1 2 4 8 16 32 47 94 188 376 752 1504 6919327 13838654 27677308 55354616 110709232 221418464 325208369 650416738 1300833476 2601666952 5203333904 10406667808