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2101124344 = 231122170583
BaseRepresentation
bin111110100111100…
…1001110011111000
312102102122011202011
41331033021303320
513300341434334
6544254215304
7103032155644
oct17517116370
95372564664
102101124344
11989036900
124a77b4534
132763c2857
1415d09dc24
15c46da564
hex7d3c9cf8

2101124344 has 24 divisors (see below), whose sum is σ = 4330315080. Its totient is φ = 955056080.

The previous prime is 2101124339. The next prime is 2101124413. The reversal of 2101124344 is 4434211012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1084324 + ... + 1086259.

It is an arithmetic number, because the mean of its divisors is an integer number (180429795).

Almost surely, 22101124344 is an apocalyptic number.

It is an amenable number.

2101124344 is an abundant number, since it is smaller than the sum of its proper divisors (2229190736).

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

2101124344 is a wasteful number, since it uses less digits than its factorization.

2101124344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2170611 (or 2170596 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2101124344 is about 45838.0229067529. The cubic root of 2101124344 is about 1280.8076657205.

Adding to 2101124344 its reverse (4434211012), we get a palindrome (6535335356).

The spelling of 2101124344 in words is "two billion, one hundred one million, one hundred twenty-four thousand, three hundred forty-four".

Divisors: 1 2 4 8 11 22 44 88 121 242 484 968 2170583 4341166 8682332 17364664 23876413 47752826 95505652 191011304 262640543 525281086 1050562172 2101124344