Base | Representation |
---|---|
bin | 100100000011111100… |
… | …000110111001000000 |
3 | 10200221112000011000000 |
4 | 210003330012321000 |
5 | 1113300010403201 |
6 | 25442121000000 |
7 | 2540352214521 |
oct | 440374067100 |
9 | 120845004000 |
10 | 38720794176 |
11 | 1546a973849 |
12 | 7607623000 |
13 | 386104833c |
14 | 1c34740848 |
15 | 1019552d86 |
hex | 903f06e40 |
38720794176 has 147 divisors (see below), whose sum is σ = 115328759563. Its totient is φ = 12892763520.
The previous prime is 38720794159. The next prime is 38720794199. The reversal of 38720794176 is 67149702783.
The square root of 38720794176 is 196776.
It is a perfect power (a square), and thus also a powerful number.
38720794176 is a `hidden beast` number, since 387 + 2 + 0 + 7 + 94 + 176 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 42503161 + ... + 42504071.
Almost surely, 238720794176 is an apocalyptic number.
38720794176 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
38720794176 is the 196776-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38720794176
38720794176 is an abundant number, since it is smaller than the sum of its proper divisors (76607965387).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38720794176 is an frugal number, since it uses more digits than its factorization.
38720794176 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1852 (or 916 counting only the distinct ones).
The product of its (nonzero) digits is 3556224, while the sum is 54.
The spelling of 38720794176 in words is "thirty-eight billion, seven hundred twenty million, seven hundred ninety-four thousand, one hundred seventy-six".
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