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2953140 = 223583593
BaseRepresentation
bin1011010000111110110100
312120000221120
423100332310
51224000030
6143143540
734046511
oct13207664
95500846
102953140
111737813
12ba4bb0
137c5228
1456c308
153d5010
hex2d0fb4

2953140 has 48 divisors (see below), whose sum is σ = 8382528. Its totient is φ = 776704.

The previous prime is 2953129. The next prime is 2953141. The reversal of 2953140 is 413592.

It is a self number, because there is not a number n which added to its sum of digits gives 2953140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2953141) 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, 4684 + ... + 5276.

It is an arithmetic number, because the mean of its divisors is an integer number (174636).

22953140 is an apocalyptic number.

2953140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2953140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4191264).

2953140 is an abundant number, since it is smaller than the sum of its proper divisors (5429388).

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

2953140 is a wasteful number, since it uses less digits than its factorization.

2953140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688 (or 686 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 2953140 is about 1718.4702499607. The cubic root of 2953140 is about 143.4700816194.

The spelling of 2953140 in words is "two million, nine hundred fifty-three thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 83 166 249 332 415 498 593 830 996 1186 1245 1660 1779 2372 2490 2965 3558 4980 5930 7116 8895 11860 17790 35580 49219 98438 147657 196876 246095 295314 492190 590628 738285 984380 1476570 2953140