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2990110000 = 2454299011
BaseRepresentation
bin1011001000111001…
…0111010100110000
321201101102022210211
42302032113110300
522110432010000
61212412233504
7134045341603
oct26216272460
97641368724
102990110000
1112a4925999
126b546b894
13388630a77
1420519033a
1512778d7ba
hexb2397530

2990110000 has 50 divisors (see below), whose sum is σ = 7239379532. Its totient is φ = 1196040000.

The previous prime is 2990109973. The next prime is 2990110001. The reversal of 2990110000 is 110992.

It is a tau number, because it is divible by the number of its divisors (50).

It is not an unprimeable number, because it can be changed into a prime (2990110001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 139506 + ... + 159505.

Almost surely, 22990110000 is an apocalyptic number.

2990110000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2990110000 is an abundant number, since it is smaller than the sum of its proper divisors (4249269532).

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

2990110000 is an equidigital number, since it uses as much as digits as its factorization.

2990110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299039 (or 299018 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 2990110000 is about 54681.8982845329. The cubic root of 2990110000 is about 1440.6629534846.

Adding to 2990110000 its reverse (110992), we get a palindrome (2990220992).

The spelling of 2990110000 in words is "two billion, nine hundred ninety million, one hundred ten thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 5000 10000 299011 598022 1196044 1495055 2392088 2990110 4784176 5980220 7475275 11960440 14950550 23920880 29901100 37376375 59802200 74752750 119604400 149505500 186881875 299011000 373763750 598022000 747527500 1495055000 2990110000