[go: up one dir, main page]

Search a number
-
+
1379355954 = 23239995333
BaseRepresentation
bin101001000110111…
…0100110100110010
310120010111112122120
41102031310310302
510311103342304
6344512215110
746116221634
oct12215646462
93503445576
101379355954
116486795a9
12325b3a496
1318ca01172
14d129aa54
15811680d9
hex52374d32

1379355954 has 16 divisors (see below), whose sum is σ = 2878656192. Its totient is φ = 439794608.

The previous prime is 1379355937. The next prime is 1379355983. The reversal of 1379355954 is 4595539731.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1379355897 and 1379355906.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4997529 + ... + 4997804.

It is an arithmetic number, because the mean of its divisors is an integer number (179916012).

Almost surely, 21379355954 is an apocalyptic number.

1379355954 is an abundant number, since it is smaller than the sum of its proper divisors (1499300238).

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

1379355954 is a wasteful number, since it uses less digits than its factorization.

1379355954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9995361.

The product of its digits is 2551500, while the sum is 51.

The square root of 1379355954 is about 37139.6816626099. The cubic root of 1379355954 is about 1113.1630565559.

The spelling of 1379355954 in words is "one billion, three hundred seventy-nine million, three hundred fifty-five thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 23 46 69 138 9995333 19990666 29985999 59971998 229892659 459785318 689677977 1379355954