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5101001105 = 51020200221
BaseRepresentation
bin1001100000000101…
…10001100110010001
3111011111102201000212
410300002301212101
540421324013410
62202100053505
7240256536224
oct46002614621
914144381025
105101001105
1121884226a2
12ba4394295
13633a62c65
143656735bb
151ecc57b05
hex1300b1991

5101001105 has 4 divisors (see below), whose sum is σ = 6121201332. Its totient is φ = 4080800880.

The previous prime is 5101001027. The next prime is 5101001107. The reversal of 5101001105 is 5011001015.

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 2225574976 + 2875426129 = 47176^2 + 53623^2 .

It is not a de Polignac number, because 5101001105 - 212 = 5100997009 is a prime.

It is a super-2 number, since 2×51010011052 = 52040424546422442050, 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 5101001105.

It is not an unprimeable number, because it can be changed into a prime (5101001107) 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, 510100106 + ... + 510100115.

It is an arithmetic number, because the mean of its divisors is an integer number (1530300333).

Almost surely, 25101001105 is an apocalyptic number.

It is an amenable number.

5101001105 is a deficient number, since it is larger than the sum of its proper divisors (1020200227).

5101001105 is a wasteful number, since it uses less digits than its factorization.

5101001105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020200226.

The product of its (nonzero) digits is 25, while the sum is 14.

The square root of 5101001105 is about 71421.2930784651. The cubic root of 5101001105 is about 1721.4132409824.

The spelling of 5101001105 in words is "five billion, one hundred one million, one thousand, one hundred five".

Divisors: 1 5 1020200221 5101001105