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202340312444 = 2256988901719
BaseRepresentation
bin1011110001110001101…
…1000010010101111100
3201100021102222212122002
42330130123002111330
511303343104444234
6232542011041432
720422116164234
oct2743433022574
9640242885562
10202340312444
11788a2916616
123326b440278
131610813a13a
149b16c44cc4
1553e3b5a27e
hex2f1c6c257c

202340312444 has 12 divisors (see below), whose sum is σ = 354717862800. Its totient is φ = 100992351648.

The previous prime is 202340312431. The next prime is 202340312467. The reversal of 202340312444 is 444213043202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44448584 + ... + 44453135.

It is an arithmetic number, because the mean of its divisors is an integer number (29559821900).

Almost surely, 2202340312444 is an apocalyptic number.

It is an amenable number.

202340312444 is a deficient number, since it is larger than the sum of its proper divisors (152377550356).

202340312444 is a wasteful number, since it uses less digits than its factorization.

202340312444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88902292 (or 88902290 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 202340312444 its reverse (444213043202), we get a palindrome (646553355646).

The spelling of 202340312444 in words is "two hundred two billion, three hundred forty million, three hundred twelve thousand, four hundred forty-four".

Divisors: 1 2 4 569 1138 2276 88901719 177803438 355606876 50585078111 101170156222 202340312444