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38190101 = 792292111
BaseRepresentation
bin1001000110101…
…1110000010101
32122212020222012
42101223300111
534234040401
63442314005
7642416255
oct221536025
978766865
1038190101
111a614874
1210958905
137bb1ac1
145101965
1535458bb
hex246bc15

38190101 has 8 divisors (see below), whose sum is σ = 38860800. Its totient is φ = 37524240.

The previous prime is 38190091. The next prime is 38190127. The reversal of 38190101 is 10109183.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38190101 - 210 = 38189077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38190151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17036 + ... + 19146.

It is an arithmetic number, because the mean of its divisors is an integer number (4857600).

Almost surely, 238190101 is an apocalyptic number.

It is an amenable number.

38190101 is a deficient number, since it is larger than the sum of its proper divisors (670699).

38190101 is a wasteful number, since it uses less digits than its factorization.

38190101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419.

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 38190101 is about 6179.8139939645. The cubic root of 38190101 is about 336.7572354880.

Adding to 38190101 its reverse (10109183), we get a palindrome (48299284).

The spelling of 38190101 in words is "thirty-eight million, one hundred ninety thousand, one hundred one".

Divisors: 1 79 229 2111 18091 166769 483419 38190101