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106808212601 = 347473073883
BaseRepresentation
bin110001101111001000…
…0111111110001111001
3101012200122111101011222
41203132100333301321
53222220400300401
6121022250401425
710500543553556
oct1433620776171
9335618441158
10106808212601
114132a4a6a92
1218849a30275
13a0c21754cc
145253335a2d
152ba1cbcc1b
hex18de43fc79

106808212601 has 4 divisors (see below), whose sum is σ = 106811321232. Its totient is φ = 106805103972.

The previous prime is 106808212597. The next prime is 106808212607. The reversal of 106808212601 is 106212808601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 106212808601 = 147137218977.

It is a cyclic number.

It is not a de Polignac number, because 106808212601 - 22 = 106808212597 is a prime.

It is a super-2 number, since 2×1068082126012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106808212607) 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, 1502195 + ... + 1571688.

It is an arithmetic number, because the mean of its divisors is an integer number (26702830308).

Almost surely, 2106808212601 is an apocalyptic number.

It is an amenable number.

106808212601 is a deficient number, since it is larger than the sum of its proper divisors (3108631).

106808212601 is an equidigital number, since it uses as much as digits as its factorization.

106808212601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3108630.

The product of its (nonzero) digits is 9216, while the sum is 35.

The spelling of 106808212601 in words is "one hundred six billion, eight hundred eight million, two hundred twelve thousand, six hundred one".

Divisors: 1 34747 3073883 106808212601