Search a number
-
+
2828028148 = 2211292216323
BaseRepresentation
bin1010100010010000…
…0100100011110100
321022002102201022021
42220210010203310
521242433400043
61144342242524
7130036562011
oct25044044364
97262381267
102828028148
111221391450
1266b126444
13360b9184a
141cb83c708
151184243ed
hexa89048f4

2828028148 has 24 divisors (see below), whose sum is σ = 5585136480. Its totient is φ = 1241140320.

The previous prime is 2828028143. The next prime is 2828028157. The reversal of 2828028148 is 8418208282.

It is a super-3 number, since 3×28280281483 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2828028143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1106886 + ... + 1109437.

It is an arithmetic number, because the mean of its divisors is an integer number (232714020).

Almost surely, 22828028148 is an apocalyptic number.

It is an amenable number.

2828028148 is a deficient number, since it is larger than the sum of its proper divisors (2757108332).

2828028148 is a wasteful number, since it uses less digits than its factorization.

2828028148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216367 (or 2216365 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 43.

The square root of 2828028148 is about 53179.2078541981. The cubic root of 2828028148 is about 1414.1470631218.

The spelling of 2828028148 in words is "two billion, eight hundred twenty-eight million, twenty-eight thousand, one hundred forty-eight".

Divisors: 1 2 4 11 22 29 44 58 116 319 638 1276 2216323 4432646 8865292 24379553 48759106 64273367 97518212 128546734 257093468 707007037 1414014074 2828028148