Search a number
-
+
2896949660 = 2251113167953
BaseRepresentation
bin1010110010101011…
…1111000110011100
321110220010021211212
42230222333012130
521413104342120
61155243403552
7131534444243
oct25452770634
97426107755
102896949660
111257286180
1268a2235b8
133722434c7
141d6a5d95a
1511e4da6c5
hexacabf19c

2896949660 has 24 divisors (see below), whose sum is σ = 6636648816. Its totient is φ = 1053436160.

The previous prime is 2896949641. The next prime is 2896949681. The reversal of 2896949660 is 669496982.

It is a super-3 number, since 3×28969496603 (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2896949660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6583757 + ... + 6584196.

It is an arithmetic number, because the mean of its divisors is an integer number (276527034).

Almost surely, 22896949660 is an apocalyptic number.

2896949660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2896949660 is an abundant number, since it is smaller than the sum of its proper divisors (3739699156).

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

2896949660 is a wasteful number, since it uses less digits than its factorization.

2896949660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13167973 (or 13167971 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 59.

The square root of 2896949660 is about 53823.3189240500. The cubic root of 2896949660 is about 1425.5429813394.

The spelling of 2896949660 in words is "two billion, eight hundred ninety-six million, nine hundred forty-nine thousand, six hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 13167953 26335906 52671812 65839765 131679530 144847483 263359060 289694966 579389932 724237415 1448474830 2896949660