Search a number
-
+
3123430414 = 213731645643
BaseRepresentation
bin1011101000101011…
…1100010000001110
322001200021201000221
42322022330100032
522344044233124
61233533541554
7140254502056
oct27212742016
98050251027
103123430414
111363105555
127320448ba
133aa13c9a0
14218b76566
15134325ce4
hexba2bc40e

3123430414 has 16 divisors (see below), whose sum is σ = 5114661552. Its totient is φ = 1421834688.

The previous prime is 3123430391. The next prime is 3123430423. The reversal of 3123430414 is 4140343213.

It is a super-2 number, since 2×31234304142 = 19511635102200422792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 820924 + ... + 824719.

It is an arithmetic number, because the mean of its divisors is an integer number (319666347).

Almost surely, 23123430414 is an apocalyptic number.

3123430414 is a deficient number, since it is larger than the sum of its proper divisors (1991231138).

3123430414 is a wasteful number, since it uses less digits than its factorization.

3123430414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645731.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 3123430414 is about 55887.6588702730. The cubic root of 3123430414 is about 1461.7640549248.

Adding to 3123430414 its reverse (4140343213), we get a palindrome (7263773627).

The spelling of 3123430414 in words is "three billion, one hundred twenty-three million, four hundred thirty thousand, four hundred fourteen".

Divisors: 1 2 13 26 73 146 949 1898 1645643 3291286 21393359 42786718 120131939 240263878 1561715207 3123430414