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2538960 = 243571149
BaseRepresentation
bin1001101011110111010000
311202222210120
421223313100
51122221320
6130230240
730403134
oct11536720
94688716
102538960
111484616
12a25380
136ab858
144a13c4
15352440
hex26bdd0

2538960 has 80 divisors (see below), whose sum is σ = 8035200. Its totient is φ = 663040.

The previous prime is 2538959. The next prime is 2538971. The reversal of 2538960 is 698352.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent 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, 16966 + ... + 17114.

It is an arithmetic number, because the mean of its divisors is an integer number (100440).

22538960 is an apocalyptic number.

2538960 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 2538960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4017600).

2538960 is an abundant number, since it is smaller than the sum of its proper divisors (5496240).

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

2538960 is a wasteful number, since it uses less digits than its factorization.

2538960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 2538960 is about 1593.4114346270. The cubic root of 2538960 is about 136.4222745791.

The spelling of 2538960 in words is "two million, five hundred thirty-eight thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 71 80 120 142 149 213 240 284 298 355 426 447 568 596 710 745 852 894 1065 1136 1192 1420 1490 1704 1788 2130 2235 2384 2840 2980 3408 3576 4260 4470 5680 5960 7152 8520 8940 10579 11920 17040 17880 21158 31737 35760 42316 52895 63474 84632 105790 126948 158685 169264 211580 253896 317370 423160 507792 634740 846320 1269480 2538960