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64338223000 = 2353391916417
BaseRepresentation
bin111011111010110110…
…110101111110011000
320011001211201100221011
4323322312311332120
52023231041114000
645320115223304
74435234605112
oct737266657630
9204054640834
1064338223000
1125316282227
12105768a7b34
1360b447044c
143184aca3b2
151a185372ba
hexefadb5f98

64338223000 has 64 divisors (see below), whose sum is σ = 150599030400. Its totient is φ = 25727155200.

The previous prime is 64338222983. The next prime is 64338223133. The reversal of 64338223000 is 32283346.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3910792 + ... + 3927208.

It is an arithmetic number, because the mean of its divisors is an integer number (2353109850).

Almost surely, 264338223000 is an apocalyptic number.

It is an amenable number.

64338223000 is an abundant number, since it is smaller than the sum of its proper divisors (86260807400).

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

64338223000 is a wasteful number, since it uses less digits than its factorization.

64338223000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20357 (or 20343 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The spelling of 64338223000 in words is "sixty-four billion, three hundred thirty-eight million, two hundred twenty-three thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 3919 7838 15676 16417 19595 31352 32834 39190 65668 78380 82085 97975 131336 156760 164170 195950 328340 391900 410425 489875 656680 783800 820850 979750 1641700 1959500 2052125 3283400 3919000 4104250 8208500 16417000 64338223 128676446 257352892 321691115 514705784 643382230 1286764460 1608455575 2573528920 3216911150 6433822300 8042277875 12867644600 16084555750 32169111500 64338223000