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2238474050 = 25266912
BaseRepresentation
bin1000010101101100…
…0110011101000010
312210000002021010022
42011123012131002
514041022132200
61010042133442
7106320500261
oct20533063502
95700067108
102238474050
11a4961875a
125257b1282
132989b2777
141734145d8
15d17bb885
hex856c6742

2238474050 has 18 divisors (see below), whose sum is σ = 4164184089. Its totient is φ = 895255800.

The previous prime is 2238474047. The next prime is 2238474053. The reversal of 2238474050 is 504748322.

It is an interprime number because it is at equal distance from previous prime (2238474047) and next prime (2238474053).

It can be written as a sum of positive squares in 2 ways, for example, as 2193704569 + 44769481 = 46837^2 + 6691^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=33455.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2238474050.

It is not an unprimeable number, because it can be changed into a prime (2238474053) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 331205 + ... + 337895.

Almost surely, 22238474050 is an apocalyptic number.

2238474050 is a deficient number, since it is larger than the sum of its proper divisors (1925710039).

2238474050 is an frugal number, since it uses more digits than its factorization.

2238474050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13394 (or 6698 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 2238474050 is about 47312.5147291919. The cubic root of 2238474050 is about 1308.1293444617.

The spelling of 2238474050 in words is "two billion, two hundred thirty-eight million, four hundred seventy-four thousand, fifty".

Divisors: 1 2 5 10 25 50 6691 13382 33455 66910 167275 334550 44769481 89538962 223847405 447694810 1119237025 2238474050