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105004145701 = 7213179696569
BaseRepresentation
bin110000111001010111…
…1000001110000100101
3101001000220211021122101
41201302233001300211
53210022030130301
6120123243132101
710405046340400
oct1416257016045
9331026737571
10105004145701
1140594114904
1218425814031
139b954902c0
1451218c0d37
152ae870e701
hex1872bc1c25

105004145701 has 24 divisors (see below), whose sum is σ = 139281531480. Its totient is φ = 78193124352.

The previous prime is 105004145693. The next prime is 105004145731. The reversal of 105004145701 is 107541400501.

It can be written as a sum of positive squares in 4 ways, for example, as 19974168900 + 85029976801 = 141330^2 + 291599^2 .

It is not a de Polignac number, because 105004145701 - 23 = 105004145693 is a prime.

It is a super-2 number, since 2×1050041457012 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105004145701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105004145731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4837456 + ... + 4859113.

It is an arithmetic number, because the mean of its divisors is an integer number (5803397145).

Almost surely, 2105004145701 is an apocalyptic number.

It is an amenable number.

105004145701 is a deficient number, since it is larger than the sum of its proper divisors (34277385779).

105004145701 is a wasteful number, since it uses less digits than its factorization.

105004145701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9696613 (or 9696606 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 28.

The spelling of 105004145701 in words is "one hundred five billion, four million, one hundred forty-five thousand, seven hundred one".

Divisors: 1 7 13 17 49 91 119 221 637 833 1547 10829 9696569 67875983 126055397 164841673 475131881 882387779 1153891711 2142941749 6176714453 8077241977 15000592243 105004145701