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5105104901 = 131499292837
BaseRepresentation
bin1001100000100100…
…11011100000000101
3111011210011012101022
410300102123200011
540423401324101
62202324040525
7240336450521
oct46022334005
914153135338
105105104901
11218a775966
12ba5833145
1363486bb40
14366020d81
151ed2b8a1b
hex13049b805

5105104901 has 16 divisors (see below), whose sum is σ = 5542614000. Its totient is φ = 4674091008.

The previous prime is 5105104883. The next prime is 5105104931. The reversal of 5105104901 is 1094015015.

It can be written as a sum of positive squares in 8 ways, for example, as 3779052676 + 1326052225 = 61474^2 + 36415^2 .

It is a cyclic number.

It is not a de Polignac number, because 5105104901 - 222 = 5100910597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5105104931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1798055 + ... + 1800891.

It is an arithmetic number, because the mean of its divisors is an integer number (346413375).

Almost surely, 25105104901 is an apocalyptic number.

It is an amenable number.

5105104901 is a deficient number, since it is larger than the sum of its proper divisors (437509099).

5105104901 is a wasteful number, since it uses less digits than its factorization.

5105104901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3928.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 5105104901 is about 71450.0168019574. The cubic root of 5105104901 is about 1721.8747474617.

Adding to 5105104901 its reverse (1094015015), we get a palindrome (6199119916).

The spelling of 5105104901 in words is "five billion, one hundred five million, one hundred four thousand, nine hundred one".

Divisors: 1 13 149 929 1937 2837 12077 36881 138421 422713 1799473 2635573 5495269 34262449 392700377 5105104901