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107423138593 = 473892266837
BaseRepresentation
bin110010000001011101…
…0110000001100100001
3101021021111120212001201
41210002322300030201
53230000310413333
6121203254401201
710522021416661
oct1440272601441
9337244525051
10107423138593
1141615619a91
121899b960201
13a18c698b44
1452b0c861a1
152bdac8817d
hex1902eb0321

107423138593 has 4 divisors (see below), whose sum is σ = 107425452820. Its totient is φ = 107420824368.

The previous prime is 107423138569. The next prime is 107423138597. The reversal of 107423138593 is 395831324701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 395831324701 = 1133502932077.

It can be written as a sum of positive squares in 2 ways, for example, as 13120098849 + 94303039744 = 114543^2 + 307088^2 .

It is a cyclic number.

It is not a de Polignac number, because 107423138593 - 217 = 107423007521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107423138597) 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, 1086030 + ... + 1180807.

It is an arithmetic number, because the mean of its divisors is an integer number (26856363205).

Almost surely, 2107423138593 is an apocalyptic number.

It is an amenable number.

107423138593 is a deficient number, since it is larger than the sum of its proper divisors (2314227).

107423138593 is an equidigital number, since it uses as much as digits as its factorization.

107423138593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2314226.

The product of its (nonzero) digits is 544320, while the sum is 46.

It can be divided in two parts, 107423 and 138593, that added together give a square (246016 = 4962).

The spelling of 107423138593 in words is "one hundred seven billion, four hundred twenty-three million, one hundred thirty-eight thousand, five hundred ninety-three".

Divisors: 1 47389 2266837 107423138593