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2103013240 = 235151348181
BaseRepresentation
bin111110101011001…
…0110111101111000
312102120012010211021
41331112112331320
513301332410430
6544402512224
7103054213636
oct17526267570
95376163737
102103013240
1198a106a79
124a8365674
13276904543
1415d432356
15c496007a
hex7d596f78

2103013240 has 32 divisors (see below), whose sum is σ = 4763129760. Its totient is φ = 835632000.

The previous prime is 2103013229. The next prime is 2103013291. The reversal of 2103013240 is 423103012.

It is a happy number.

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, 168051 + ... + 180130.

It is an arithmetic number, because the mean of its divisors is an integer number (148847805).

Almost surely, 22103013240 is an apocalyptic number.

2103013240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2103013240 is an abundant number, since it is smaller than the sum of its proper divisors (2660116520).

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

2103013240 is a wasteful number, since it uses less digits than its factorization.

2103013240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348343 (or 348339 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2103013240 is about 45858.6223081331. The cubic root of 2103013240 is about 1281.1913631226.

Adding to 2103013240 its reverse (423103012), we get a palindrome (2526116252).

The spelling of 2103013240 in words is "two billion, one hundred three million, thirteen thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 20 40 151 302 604 755 1208 1510 3020 6040 348181 696362 1392724 1740905 2785448 3481810 6963620 13927240 52575331 105150662 210301324 262876655 420602648 525753310 1051506620 2103013240