Search a number
-
+
368905938 = 23197397457
BaseRepresentation
bin10101111111010…
…000111011010010
3221201011100210220
4111333100323102
51223414442223
6100334533510
712066435342
oct2577207322
9851140726
10368905938
1117a268545
12a3667296
135b57564b
1436dccd22
15225c06e3
hex15fd0ed2

368905938 has 64 divisors (see below), whose sum is σ = 797139840. Its totient is φ = 113467392.

The previous prime is 368905931. The next prime is 368905939. The reversal of 368905938 is 839509863.

368905938 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (368905931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 807006 + ... + 807462.

It is an arithmetic number, because the mean of its divisors is an integer number (12455310).

Almost surely, 2368905938 is an apocalyptic number.

368905938 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

368905938 is an abundant number, since it is smaller than the sum of its proper divisors (428233902).

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

368905938 is a wasteful number, since it uses less digits than its factorization.

368905938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 368905938 is about 19206.9242201868. The cubic root of 368905938 is about 717.1971392736.

The spelling of 368905938 in words is "three hundred sixty-eight million, nine hundred five thousand, nine hundred thirty-eight".

Divisors: 1 2 3 6 19 38 57 73 97 114 146 194 219 291 438 457 582 914 1371 1387 1843 2742 2774 3686 4161 5529 7081 8322 8683 11058 14162 17366 21243 26049 33361 42486 44329 52098 66722 88658 100083 132987 134539 200166 265974 269078 403617 633859 807234 842251 1267718 1684502 1901577 2526753 3236017 3803154 5053506 6472034 9708051 19416102 61484323 122968646 184452969 368905938