| Base | Representation |
|---|---|
| bin | 1001001010101… |
| … | …0000001100100 |
| 3 | 2200100012211200 |
| 4 | 2102222001210 |
| 5 | 34320221111 |
| 6 | 3452002500 |
| 7 | 644531001 |
| oct | 222520144 |
| 9 | 80305750 |
| 10 | 38445156 |
| 11 | 1a779462 |
| 12 | 10a60430 |
| 13 | 7c70c19 |
| 14 | 516a8a8 |
| 15 | 3596256 |
| hex | 24aa064 |
38445156 has 18 divisors (see below), whose sum is σ = 97180902. Its totient is φ = 12815040.
The previous prime is 38445149. The next prime is 38445163. The reversal of 38445156 is 65154483.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (38445149) and next prime (38445163).
It can be written as a sum of positive squares in only one way, i.e., 33246756 + 5198400 = 5766^2 + 2280^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1067921 = 38445156 / (3 + 8 + 4 + 4 + 5 + 1 + 5 + 6).
It is a self number, because there is not a number n which added to its sum of digits gives 38445156.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 533925 + ... + 533996.
It is an arithmetic number, because the mean of its divisors is an integer number (5398939).
Almost surely, 238445156 is an apocalyptic number.
38445156 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
38445156 is an abundant number, since it is smaller than the sum of its proper divisors (58735746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38445156 is a wasteful number, since it uses less digits than its factorization.
38445156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1067931 (or 1067926 counting only the distinct ones).
The product of its digits is 57600, while the sum is 36.
The square root of 38445156 is about 6200.4157925094. The cubic root of 38445156 is about 337.5052575313.
The spelling of 38445156 in words is "thirty-eight million, four hundred forty-five thousand, one hundred fifty-six".
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