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2480670 = 232543641
BaseRepresentation
bin1001011101101000011110
311200000211200
421131220132
51113340140
6125100330
730041163
oct11355036
94600750
102480670
111444845
129b76a6
1368b16a
1448806a
15340030
hex25da1e

2480670 has 48 divisors (see below), whose sum is σ = 6610032. Its totient is φ = 645120.

The previous prime is 2480663. The next prime is 2480671. The reversal of 2480670 is 760842.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2480671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3550 + ... + 4190.

It is an arithmetic number, because the mean of its divisors is an integer number (137709).

22480670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2480670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3305016).

2480670 is an abundant number, since it is smaller than the sum of its proper divisors (4129362).

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

2480670 is a wasteful number, since it uses less digits than its factorization.

2480670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697 (or 694 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 2480670 is about 1575.0142856495. The cubic root of 2480670 is about 135.3701774409.

The spelling of 2480670 in words is "two million, four hundred eighty thousand, six hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 43 45 86 90 129 215 258 387 430 641 645 774 1282 1290 1923 1935 3205 3846 3870 5769 6410 9615 11538 19230 27563 28845 55126 57690 82689 137815 165378 248067 275630 413445 496134 826890 1240335 2480670