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4987829680 = 245232710777
BaseRepresentation
bin1001010010100110…
…00011110110110000
3110212121111000000121
410221103003312300
540203341022210
62142534300024
7234413565331
oct45123036660
913777430017
104987829680
11212a555299
12b724b7614
1361648a212
14354614288
151e2d506da
hex1294c3db0

4987829680 has 40 divisors (see below), whose sum is σ = 12100912992. Its totient is φ = 1908386304.

The previous prime is 4987829617. The next prime is 4987829681. The reversal of 4987829680 is 869287894.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (4987829681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353549 + ... + 1357228.

Almost surely, 24987829680 is an apocalyptic number.

4987829680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4987829680 is an abundant number, since it is smaller than the sum of its proper divisors (7113083312).

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

4987829680 is a wasteful number, since it uses less digits than its factorization.

4987829680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2710813 (or 2710807 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 61.

The square root of 4987829680 is about 70624.5685296555. The cubic root of 4987829680 is about 1708.5874225168.

The spelling of 4987829680 in words is "four billion, nine hundred eighty-seven million, eight hundred twenty-nine thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 23 40 46 80 92 115 184 230 368 460 920 1840 2710777 5421554 10843108 13553885 21686216 27107770 43372432 54215540 62347871 108431080 124695742 216862160 249391484 311739355 498782968 623478710 997565936 1246957420 2493914840 4987829680