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13043302430 = 256121382463
BaseRepresentation
bin11000010010111000…
…10000000000011110
31020200000021102020012
430021130100000132
5203203041134210
65554135123222
7641140145534
oct141134200036
936600242205
1013043302430
115593671194
122640213512
1312cb353742
148ba3dc154
15515157305
hex30971001e

13043302430 has 16 divisors (see below), whose sum is σ = 23862829824. Its totient is φ = 5131790880.

The previous prime is 13043302417. The next prime is 13043302439. The reversal of 13043302430 is 3420334031.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13043302396 and 13043302405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13043302439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10690622 + ... + 10691841.

It is an arithmetic number, because the mean of its divisors is an integer number (1491426864).

Almost surely, 213043302430 is an apocalyptic number.

13043302430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13043302430 is a deficient number, since it is larger than the sum of its proper divisors (10819527394).

13043302430 is a wasteful number, since it uses less digits than its factorization.

13043302430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21382531.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 13043302430 its reverse (3420334031), we get a palindrome (16463636461).

The spelling of 13043302430 in words is "thirteen billion, forty-three million, three hundred two thousand, four hundred thirty".

Divisors: 1 2 5 10 61 122 305 610 21382463 42764926 106912315 213824630 1304330243 2608660486 6521651215 13043302430