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2252298149 = 31359202381
BaseRepresentation
bin1000011000111111…
…0101011110100101
312210222002121012222
42012033311132211
514103042020044
61011254322125
7106546134623
oct20617653645
95728077188
102252298149
11a563aaa32
1252a359345
1329b812aca
141751b2513
15d2aec8ee
hex863f57a5

2252298149 has 8 divisors (see below), whose sum is σ = 2331440640. Its totient is φ = 2173561200.

The previous prime is 2252298107. The next prime is 2252298163. The reversal of 2252298149 is 9418922522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2252298149 - 212 = 2252294053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252298179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90062 + ... + 112319.

It is an arithmetic number, because the mean of its divisors is an integer number (291430080).

Almost surely, 22252298149 is an apocalyptic number.

It is an amenable number.

2252298149 is a deficient number, since it is larger than the sum of its proper divisors (79142491).

2252298149 is a wasteful number, since it uses less digits than its factorization.

2252298149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202771.

The product of its digits is 207360, while the sum is 44.

The square root of 2252298149 is about 47458.3833374042. The cubic root of 2252298149 is about 1310.8166826450.

The spelling of 2252298149 in words is "two billion, two hundred fifty-two million, two hundred ninety-eight thousand, one hundred forty-nine".

Divisors: 1 31 359 11129 202381 6273811 72654779 2252298149