Search a number
-
+
28003410129 = 3193971237501
BaseRepresentation
bin11010000101001000…
…100010000011010001
32200021121100121222010
4122011020202003101
5424322333111004
620510430133133
72010644026062
oct320510420321
980247317863
1028003410129
1110970216562
1255163511a9
132843842c86
1414d91da569
15add6dba89
hex6852220d1

28003410129 has 16 divisors (see below), whose sum is σ = 39402063680. Its totient is φ = 17641800000.

The previous prime is 28003410119. The next prime is 28003410161. The reversal of 28003410129 is 92101430082.

It is not a de Polignac number, because 28003410129 - 212 = 28003406033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 28003410096 and 28003410105.

It is not an unprimeable number, because it can be changed into a prime (28003410109) 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, 596122 + ... + 641379.

It is an arithmetic number, because the mean of its divisors is an integer number (2462628980).

Almost surely, 228003410129 is an apocalyptic number.

It is an amenable number.

28003410129 is a deficient number, since it is larger than the sum of its proper divisors (11398653551).

28003410129 is a wasteful number, since it uses less digits than its factorization.

28003410129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237920.

The product of its (nonzero) digits is 3456, while the sum is 30.

The spelling of 28003410129 in words is "twenty-eight billion, three million, four hundred ten thousand, one hundred twenty-nine".

Divisors: 1 3 19 57 397 1191 7543 22629 1237501 3712503 23512519 70537557 491287897 1473863691 9334470043 28003410129