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5151680 = 26517947
BaseRepresentation
bin10011101001101111000000
3100200201202222
4103221233000
52304323210
6302230212
761534322
oct23515700
910621688
105151680
1129a9596
121885368
1310b4b41
14981612
156bb655
hex4e9bc0

5151680 has 56 divisors (see below), whose sum is σ = 13002768. Its totient is φ = 1937408.

The previous prime is 5151677. The next prime is 5151737. The reversal of 5151680 is 861515.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4967 + ... + 5913.

Almost surely, 25151680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5151680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6501384).

5151680 is an abundant number, since it is smaller than the sum of its proper divisors (7851088).

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

5151680 is a wasteful number, since it uses less digits than its factorization.

5151680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981 (or 971 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 5151680 is about 2269.7312616255. The cubic root of 5151680 is about 172.7095262553.

The spelling of 5151680 in words is "five million, one hundred fifty-one thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 16 17 20 32 34 40 64 68 80 85 136 160 170 272 320 340 544 680 947 1088 1360 1894 2720 3788 4735 5440 7576 9470 15152 16099 18940 30304 32198 37880 60608 64396 75760 80495 128792 151520 160990 257584 303040 321980 515168 643960 1030336 1287920 2575840 5151680