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23200034430 = 2351228962929
BaseRepresentation
bin10101100110110101…
…000110111001111110
32012212211221212020110
4111212311012321332
5340003202100210
614354041130450
71450630016226
oct254665067176
965784855213
1023200034430
1199258a6281
1245b5789a26
132259659031
1411a12bd086
1590bb74420
hex566d46e7e

23200034430 has 32 divisors (see below), whose sum is σ = 55685498400. Its totient is φ = 6186074112.

The previous prime is 23200034399. The next prime is 23200034437. The reversal of 23200034430 is 3443000232.

It is a junction number, because it is equal to n+sod(n) for n = 23200034397 and 23200034406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23200034437) 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, 337206 + ... + 400134.

It is an arithmetic number, because the mean of its divisors is an integer number (1740171825).

Almost surely, 223200034430 is an apocalyptic number.

23200034430 is an abundant number, since it is smaller than the sum of its proper divisors (32485463970).

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

23200034430 is a wasteful number, since it uses less digits than its factorization.

23200034430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75228.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 23200034430 its reverse (3443000232), we get a palindrome (26643034662).

The spelling of 23200034430 in words is "twenty-three billion, two hundred million, thirty-four thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 12289 24578 36867 61445 62929 73734 122890 125858 184335 188787 314645 368670 377574 629290 943935 1887870 773334481 1546668962 2320003443 3866672405 4640006886 7733344810 11600017215 23200034430