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5100105401 = 32291579469
BaseRepresentation
bin1001011111111110…
…10110111010111001
3111011102202012100122
410233333112322321
540421111333101
62202024543025
7240246115646
oct45777267271
914142665318
105100105401
112187970746
12ba4021a75
1363380b361
143654bcdcd
151ecb2c51b
hex12ffd6eb9

5100105401 has 4 divisors (see below), whose sum is σ = 5101688100. Its totient is φ = 5098522704.

The previous prime is 5100105391. The next prime is 5100105403. The reversal of 5100105401 is 1045010015.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1067982400 + 4032123001 = 32680^2 + 63499^2 .

It is a cyclic number.

It is not a de Polignac number, because 5100105401 - 230 = 4026363577 is a prime.

It is a super-2 number, since 2×51001054012 = 52022150202618741602, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5100105401.

It is not an unprimeable number, because it can be changed into a prime (5100105403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 786506 + ... + 792963.

It is an arithmetic number, because the mean of its divisors is an integer number (1275422025).

Almost surely, 25100105401 is an apocalyptic number.

It is an amenable number.

5100105401 is a deficient number, since it is larger than the sum of its proper divisors (1582699).

5100105401 is a wasteful number, since it uses less digits than its factorization.

5100105401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582698.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 5100105401 is about 71415.0222362214. The cubic root of 5100105401 is about 1721.3124786059.

Adding to 5100105401 its reverse (1045010015), we get a palindrome (6145115416).

The spelling of 5100105401 in words is "five billion, one hundred million, one hundred five thousand, four hundred one".

Divisors: 1 3229 1579469 5100105401