Search a number
-
+
23238384470 = 257978133941
BaseRepresentation
bin10101101001000111…
…011001101101010110
32012222112010020121022
4111221013121231112
5340043011300340
614401531121142
71451604003020
oct255107315526
965875106538
1023238384470
11994550a224
1246065a31b2
132264595872
1411a6423010
159101ec3b5
hex5691d9b56

23238384470 has 32 divisors (see below), whose sum is σ = 47810972736. Its totient is φ = 7966396800.

The previous prime is 23238384469. The next prime is 23238384493. The reversal of 23238384470 is 7448383232.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 667700 + ... + 701640.

It is an arithmetic number, because the mean of its divisors is an integer number (1494092898).

Almost surely, 223238384470 is an apocalyptic number.

23238384470 is an abundant number, since it is smaller than the sum of its proper divisors (24572588266).

23238384470 is a wasteful number, since it uses less digits than its factorization.

23238384470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43736.

The product of its (nonzero) digits is 774144, while the sum is 44.

The spelling of 23238384470 in words is "twenty-three billion, two hundred thirty-eight million, three hundred eighty-four thousand, four hundred seventy".

Divisors: 1 2 5 7 10 14 35 70 9781 19562 33941 48905 67882 68467 97810 136934 169705 237587 339410 342335 475174 684670 1187935 2375870 331976921 663953842 1659884605 2323838447 3319769210 4647676894 11619192235 23238384470