Search a number
-
+
67900095318 = 231117351717207
BaseRepresentation
bin111111001111001010…
…010011101101010110
320111021002000020012010
4333033022103231112
52103024411022233
651105354405050
74622425200366
oct771712235526
9214232006163
1067900095318
1126883919660
12111ab730786
136531390cc3
143401b929a6
151b760b6b63
hexfcf293b56

67900095318 has 64 divisors (see below), whose sum is σ = 156913832448. Its totient is φ = 19358814720.

The previous prime is 67900095317. The next prime is 67900095323. The reversal of 67900095318 is 81359000976.

It is a super-2 number, since 2×679000953182 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67900095317) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3937471 + ... + 3954677.

It is an arithmetic number, because the mean of its divisors is an integer number (2451778632).

Almost surely, 267900095318 is an apocalyptic number.

67900095318 is an abundant number, since it is smaller than the sum of its proper divisors (89013737130).

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

67900095318 is a wasteful number, since it uses less digits than its factorization.

67900095318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20757.

The product of its (nonzero) digits is 408240, while the sum is 48.

The spelling of 67900095318 in words is "sixty-seven billion, nine hundred million, ninety-five thousand, three hundred eighteen".

Divisors: 1 2 3 6 11 17 22 33 34 51 66 102 187 374 561 1122 3517 7034 10551 17207 21102 34414 38687 51621 59789 77374 103242 116061 119578 179367 189277 232122 292519 358734 378554 567831 585038 657679 877557 1135662 1315358 1755114 1973037 3217709 3946074 6435418 9653127 19306254 60517019 121034038 181551057 363102114 665687209 1028789323 1331374418 1997061627 2057578646 3086367969 3994123254 6172735938 11316682553 22633365106 33950047659 67900095318