Search a number
-
+
3105041430 = 235169960919
BaseRepresentation
bin1011100100010011…
…0010110000010110
322000101200110002110
42321010302300112
522324342311210
61232035451450
7136642262631
oct27104626026
98011613073
103105041430
111353795647
12727a56b86
133a63a192a
1421654ac18
151328e2420
hexb9132c16

3105041430 has 32 divisors (see below), whose sum is σ = 7456608000. Its totient is φ = 827510112.

The previous prime is 3105041419. The next prime is 3105041431. The reversal of 3105041430 is 341405013.

It is a junction number, because it is equal to n+sod(n) for n = 3105041397 and 3105041406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3105041431) 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, 20511 + ... + 81429.

It is an arithmetic number, because the mean of its divisors is an integer number (233019000).

Almost surely, 23105041430 is an apocalyptic number.

3105041430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3105041430 is an abundant number, since it is smaller than the sum of its proper divisors (4351566570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3105041430 is a wasteful number, since it uses less digits than its factorization.

3105041430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62628.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 3105041430 is about 55722.8986144834. The cubic root of 3105041430 is about 1458.8897279234.

Adding to 3105041430 its reverse (341405013), we get a palindrome (3446446443).

The spelling of 3105041430 in words is "three billion, one hundred five million, forty-one thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1699 3398 5097 8495 10194 16990 25485 50970 60919 121838 182757 304595 365514 609190 913785 1827570 103501381 207002762 310504143 517506905 621008286 1035013810 1552520715 3105041430