Search a number
-
+
38313234 = 23219293863
BaseRepresentation
bin1001001000100…
…1110100010010
32200002111212200
42102021310102
534302010414
63445104030
7643441251
oct222116422
980074780
1038313234
111a699333
12109b8016
137c25b6b
145134798
15356c109
hex2489d12

38313234 has 48 divisors (see below), whose sum is σ = 90417600. Its totient is φ = 11678688.

The previous prime is 38313227. The next prime is 38313251. The reversal of 38313234 is 43231383.

It is a junction number, because it is equal to n+sod(n) for n = 38313198 and 38313207.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7987 + ... + 11849.

It is an arithmetic number, because the mean of its divisors is an integer number (1883700).

Almost surely, 238313234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38313234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45208800).

38313234 is an abundant number, since it is smaller than the sum of its proper divisors (52104366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38313234 is a wasteful number, since it uses less digits than its factorization.

38313234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3919 (or 3916 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 38313234 is about 6189.7684932475. The cubic root of 38313234 is about 337.1187728346.

The spelling of 38313234 in words is "thirty-eight million, three hundred thirteen thousand, two hundred thirty-four".

Divisors: 1 2 3 6 9 18 19 29 38 57 58 87 114 171 174 261 342 522 551 1102 1653 3306 3863 4959 7726 9918 11589 23178 34767 69534 73397 112027 146794 220191 224054 336081 440382 660573 672162 1008243 1321146 2016486 2128513 4257026 6385539 12771078 19156617 38313234