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2708628 = 2231397179
BaseRepresentation
bin1010010101010010010100
312002121112120
422111102110
51143134003
6134015540
732010606
oct12252224
95077476
102708628
11159003a
12aa75b0
1373ab50
14507176
15387853
hex295494

2708628 has 48 divisors (see below), whose sum is σ = 6914880. Its totient is φ = 820224.

The previous prime is 2708623. The next prime is 2708633. The reversal of 2708628 is 8268072.

2708628 is a nontrivial binomial coefficient, being equal to C(2328, 2).

It is an interprime number because it is at equal distance from previous prime (2708623) and next prime (2708633).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2708623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15043 + ... + 15221.

It is an arithmetic number, because the mean of its divisors is an integer number (144060).

22708628 is an apocalyptic number.

2708628 is the 2327-th triangular number and also the 1164-th hexagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2708628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3457440).

2708628 is an abundant number, since it is smaller than the sum of its proper divisors (4206252).

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

2708628 is a wasteful number, since it uses less digits than its factorization.

2708628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 2708628 is about 1645.7909952360. The cubic root of 2708628 is about 139.3958318450.

The spelling of 2708628 in words is "two million, seven hundred eight thousand, six hundred twenty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 97 156 179 194 291 358 388 537 582 716 1074 1164 1261 2148 2327 2522 3783 4654 5044 6981 7566 9308 13962 15132 17363 27924 34726 52089 69452 104178 208356 225719 451438 677157 902876 1354314 2708628