Search a number
-
+
38814871800 = 2335264691453
BaseRepresentation
bin100100001001100010…
…111111000011111000
310201012002000210020110
4210021202333003320
51113443101344200
625455321224320
72542603652355
oct441142770370
9121162023213
1038814871800
1115508a8a751
1276330320a0
133877697283
141c4302d62c
151022937b50
hex9098bf0f8

38814871800 has 48 divisors (see below), whose sum is σ = 120326104440. Its totient is φ = 10350632320.

The previous prime is 38814871787. The next prime is 38814871811. The reversal of 38814871800 is 817841883.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 38814871800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32345127 + ... + 32346326.

Almost surely, 238814871800 is an apocalyptic number.

38814871800 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38814871800 is an abundant number, since it is smaller than the sum of its proper divisors (81511232640).

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

38814871800 is a wasteful number, since it uses less digits than its factorization.

38814871800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64691472 (or 64691463 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 48.

The spelling of 38814871800 in words is "thirty-eight billion, eight hundred fourteen million, eight hundred seventy-one thousand, eight hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 64691453 129382906 194074359 258765812 323457265 388148718 517531624 646914530 776297436 970371795 1293829060 1552594872 1617286325 1940743590 2587658120 3234572650 3881487180 4851858975 6469145300 7762974360 9703717950 12938290600 19407435900 38814871800