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38016029 = 172236237
BaseRepresentation
bin1001000100000…
…1010000011101
32122112102012002
42101001100131
534213003104
63434452045
7641062622
oct221012035
978472162
1038016029
111a506007
1210894025
137b507bc
145098349
15350e01e
hex244141d

38016029 has 4 divisors (see below), whose sum is σ = 40252284. Its totient is φ = 35779776.

The previous prime is 38016023. The next prime is 38016037. The reversal of 38016029 is 92061083.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92061083 = 103189293.

It can be written as a sum of positive squares in 2 ways, for example, as 25020004 + 12996025 = 5002^2 + 3605^2 .

It is a cyclic number.

It is not a de Polignac number, because 38016029 - 28 = 38015773 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38015992 and 38016010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38016023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1118102 + ... + 1118135.

It is an arithmetic number, because the mean of its divisors is an integer number (10063071).

Almost surely, 238016029 is an apocalyptic number.

It is an amenable number.

38016029 is a deficient number, since it is larger than the sum of its proper divisors (2236255).

38016029 is a wasteful number, since it uses less digits than its factorization.

38016029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236254.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 38016029 is about 6165.7139894744. The cubic root of 38016029 is about 336.2448051786.

The spelling of 38016029 in words is "thirty-eight million, sixteen thousand, twenty-nine".

Divisors: 1 17 2236237 38016029