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136951798082 = 2112237892
BaseRepresentation
bin111111110001011110…
…1101001100101000010
3111002111101222011210212
41333202331221211002
54220434130014312
6142525332154122
712615536035151
oct1774275514502
9432441864725
10136951798082
11530987a0a00
1222660a68942
13cbb7201918
1468b2879598
15386830a822
hex1fe2f69942

136951798082 has 18 divisors (see below), whose sum is σ = 225810184089. Its totient is φ = 62248200520.

The previous prime is 136951798033. The next prime is 136951798141. The reversal of 136951798082 is 280897159631.

It can be written as a sum of positive squares in 2 ways, for example, as 120756945001 + 16194853081 = 347501^2 + 127259^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=261679.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5745044 + ... + 5768832.

Almost surely, 2136951798082 is an apocalyptic number.

136951798082 is a deficient number, since it is larger than the sum of its proper divisors (88858386007).

136951798082 is an frugal number, since it uses more digits than its factorization.

136951798082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47602 (or 23802 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 59.

The spelling of 136951798082 in words is "one hundred thirty-six billion, nine hundred fifty-one million, seven hundred ninety-eight thousand, eighty-two".

Divisors: 1 2 11 22 121 242 23789 47578 261679 523358 2878469 5756938 565916521 1131833042 6225081731 12450163462 68475899041 136951798082