Search a number
-
+
38022815233 = 1388713992357
BaseRepresentation
bin100011011010010101…
…100001111000000001
310122010212122010220001
4203122111201320001
51110332320041413
625244544520001
72514145411504
oct433225417001
9118125563801
1038022815233
1115141984947
127451920001
13377c565b50
141ba9b7113b
15ec812e4dd
hex8da561e01

38022815233 has 16 divisors (see below), whose sum is σ = 41040518400. Its totient is φ = 35018490816.

The previous prime is 38022815209. The next prime is 38022815287. The reversal of 38022815233 is 33251822083.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 38022815233 - 213 = 38022807041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38022815192 and 38022815201.

It is not an unprimeable number, because it can be changed into a prime (38022815933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16130691 + ... + 16133047.

It is an arithmetic number, because the mean of its divisors is an integer number (2565032400).

Almost surely, 238022815233 is an apocalyptic number.

It is an amenable number.

38022815233 is a deficient number, since it is larger than the sum of its proper divisors (3017703167).

38022815233 is a wasteful number, since it uses less digits than its factorization.

38022815233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4656.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 38022815233 in words is "thirty-eight billion, twenty-two million, eight hundred fifteen thousand, two hundred thirty-three".

Divisors: 1 13 887 1399 2357 11531 18187 30641 1240913 2090659 3297443 16131869 27178567 42866759 2924831941 38022815233