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2520010000 = 2454252001
BaseRepresentation
bin1001011000110100…
…0100110100010000
320111121211202211201
42112031010310100
520130110310000
61054020320544
7116306505634
oct22615046420
96447752751
102520010000
1110835308a2
125a3b43154
133121172a1
1419c97cdc4
15eb37e96a
hex96344d10

2520010000 has 50 divisors (see below), whose sum is σ = 6101220422. Its totient is φ = 1008000000.

The previous prime is 2520009997. The next prime is 2520010039. The reversal of 2520010000 is 100252.

It can be written as a sum of positive squares in 5 ways, for example, as 1035294976 + 1484715024 = 32176^2 + 38532^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 116001 + ... + 136000.

Almost surely, 22520010000 is an apocalyptic number.

2520010000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2520010000 is an abundant number, since it is smaller than the sum of its proper divisors (3581210422).

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

2520010000 is an equidigital number, since it uses as much as digits as its factorization.

2520010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252029 (or 252008 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 2520010000 is about 50199.7011943298. The cubic root of 2520010000 is about 1360.8202232127.

Adding to 2520010000 its reverse (100252), we get a palindrome (2520110252).

The spelling of 2520010000 in words is "two billion, five hundred twenty million, 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 252001 504002 1008004 1260005 2016008 2520010 4032016 5040020 6300025 10080040 12600050 20160080 25200100 31500125 50400200 63000250 100800400 126000500 157500625 252001000 315001250 504002000 630002500 1260005000 2520010000