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115301401 = 429726833
BaseRepresentation
bin1101101111101…
…01110000011001
322000221220210021
412313311300121
5214004121101
615235150441
72600021455
oct667656031
9260856707
10115301401
115a0a2716
1232745421
131ab703a7
1411455665
15a1c85a1
hex6df5c19

115301401 has 4 divisors (see below), whose sum is σ = 115332532. Its totient is φ = 115270272.

The previous prime is 115301377. The next prime is 115301411. The reversal of 115301401 is 104103511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104103511 = 937111103.

It can be written as a sum of positive squares in 2 ways, for example, as 32764176 + 82537225 = 5724^2 + 9085^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-115301401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115301411) 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, 9120 + ... + 17713.

It is an arithmetic number, because the mean of its divisors is an integer number (28833133).

Almost surely, 2115301401 is an apocalyptic number.

115301401 is the 6200-th hex number.

It is an amenable number.

115301401 is a deficient number, since it is larger than the sum of its proper divisors (31131).

115301401 is an equidigital number, since it uses as much as digits as its factorization.

115301401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31130.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 115301401 is about 10737.8489931643. The cubic root of 115301401 is about 486.7188819833.

Adding to 115301401 its reverse (104103511), we get a palindrome (219404912).

The spelling of 115301401 in words is "one hundred fifteen million, three hundred one thousand, four hundred one".

Divisors: 1 4297 26833 115301401