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380100083 = 11231101333
BaseRepresentation
bin10110101001111…
…101110111110011
3222111020002021212
4112221331313303
51234301200313
6101414510335
712263540336
oct2651756763
9874202255
10380100083
11185613900
12a73653ab
13609948bc
14386a461d
15235823a8
hex16a7ddf3

380100083 has 12 divisors (see below), whose sum is σ = 431277504. Its totient is φ = 334395600.

The previous prime is 380100011. The next prime is 380100101. The reversal of 380100083 is 380001083.

It is not a de Polignac number, because 380100083 - 212 = 380095987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380100283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46916 + ... + 54417.

It is an arithmetic number, because the mean of its divisors is an integer number (35939792).

Almost surely, 2380100083 is an apocalyptic number.

380100083 is a deficient number, since it is larger than the sum of its proper divisors (51177421).

380100083 is a wasteful number, since it uses less digits than its factorization.

380100083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101386 (or 101375 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 380100083 is about 19496.1555953988. The cubic root of 380100083 is about 724.3792279577.

It can be divided in two parts, 3801000 and 83, that added together give a palindrome (3801083).

The spelling of 380100083 in words is "three hundred eighty million, one hundred thousand, eighty-three".

Divisors: 1 11 31 121 341 3751 101333 1114663 3141323 12261293 34554553 380100083