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136026719 = 1914948049
BaseRepresentation
bin10000001101110…
…01101001011111
3100110221212120122
420012321221133
5234310323334
621255305155
73241131233
oct1006715137
9313855518
10136026719
116a868984
123967b1bb
13222489aa
14140cc5c3
15be1e32e
hex81b9a5f

136026719 has 8 divisors (see below), whose sum is σ = 144150000. Its totient is φ = 127999872.

The previous prime is 136026713. The next prime is 136026721. The reversal of 136026719 is 917620631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136026719 - 216 = 135961183 is a prime.

It is a super-2 number, since 2×1360267192 = 37006536563809922, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136026713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21194 + ... + 26855.

It is an arithmetic number, because the mean of its divisors is an integer number (18018750).

Almost surely, 2136026719 is an apocalyptic number.

136026719 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

136026719 is a deficient number, since it is larger than the sum of its proper divisors (8123281).

136026719 is a wasteful number, since it uses less digits than its factorization.

136026719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48217.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 136026719 is about 11663.0493011048. The cubic root of 136026719 is about 514.2899934131.

The spelling of 136026719 in words is "one hundred thirty-six million, twenty-six thousand, seven hundred nineteen".

Divisors: 1 19 149 2831 48049 912931 7159301 136026719