Search a number
-
+
2083568905 = 511254314897
BaseRepresentation
bin111110000110000…
…1011110100001001
312101012121021012201
41330030023310021
513231343201110
6542430040201
7102430020625
oct17414136411
95335537181
102083568905
1197a136180
124a1949061
13272887012
1415aa10185
15c2dbdb3a
hex7c30bd09

2083568905 has 16 divisors (see below), whose sum is σ = 2728836864. Its totient is φ = 1514625280.

The previous prime is 2083568897. The next prime is 2083568947. The reversal of 2083568905 is 5098653802.

It is not a de Polignac number, because 2083568905 - 23 = 2083568897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132417 + ... + 147313.

It is an arithmetic number, because the mean of its divisors is an integer number (170552304).

Almost surely, 22083568905 is an apocalyptic number.

It is an amenable number.

2083568905 is a deficient number, since it is larger than the sum of its proper divisors (645267959).

2083568905 is a wasteful number, since it uses less digits than its factorization.

2083568905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17456.

The product of its (nonzero) digits is 518400, while the sum is 46.

The square root of 2083568905 is about 45646.1269441340. The cubic root of 2083568905 is about 1277.2305243857.

The spelling of 2083568905 in words is "two billion, eighty-three million, five hundred sixty-eight thousand, nine hundred five".

Divisors: 1 5 11 55 2543 12715 14897 27973 74485 139865 163867 819335 37883071 189415355 416713781 2083568905