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2987790696 = 23321127713619
BaseRepresentation
bin1011001000010110…
…0001000101101000
321201020001111022200
42302011201011220
522104333300241
61212250420200
7134016542022
oct26205410550
97636044280
102987790696
1112a3591410
126b4731660
13387ccb1b7
14204b49012
151274814b6
hexb2161168

2987790696 has 96 divisors (see below), whose sum is σ = 8860082400. Its totient is φ = 902056320.

The previous prime is 2987790691. The next prime is 2987790713. The reversal of 2987790696 is 6960977892.

It is not an unprimeable number, because it can be changed into a prime (2987790691) 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, 212575 + ... + 226193.

It is an arithmetic number, because the mean of its divisors is an integer number (92292525).

Almost surely, 22987790696 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 2987790696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4430041200).

2987790696 is an abundant number, since it is smaller than the sum of its proper divisors (5872291704).

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

2987790696 is a wasteful number, since it uses less digits than its factorization.

2987790696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13919 (or 13912 counting only the distinct ones).

The product of its (nonzero) digits is 20575296, while the sum is 63.

The square root of 2987790696 is about 54660.6869331149. The cubic root of 2987790696 is about 1440.2903696850.

The spelling of 2987790696 in words is "two billion, nine hundred eighty-seven million, seven hundred ninety thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 66 72 88 99 132 198 264 277 396 554 792 831 1108 1662 2216 2493 3047 3324 4986 6094 6648 9141 9972 12188 13619 18282 19944 24376 27238 27423 36564 40857 54476 54846 73128 81714 108952 109692 122571 149809 163428 219384 245142 299618 326856 449427 490284 599236 898854 980568 1198472 1348281 1797708 2696562 3595416 3772463 5393124 7544926 10786248 11317389 15089852 22634778 30179704 33952167 41497093 45269556 67904334 82994186 90539112 124491279 135808668 165988372 248982558 271617336 331976744 373473837 497965116 746947674 995930232 1493895348 2987790696