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11472258 = 237273149
BaseRepresentation
bin101011110000…
…110110000010
3210120211222110
4223300312002
510414103013
61045520150
7166340550
oct53606602
923524873
1011472258
116526306
123a13056
1324b8a25
141748bd0
1510192c3
hexaf0d82

11472258 has 16 divisors (see below), whose sum is σ = 26222400. Its totient is φ = 3277776.

The previous prime is 11472233. The next prime is 11472269. The reversal of 11472258 is 85227411.

It is a super-2 number, since 2×114722582 = 263225407237128, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136533 + ... + 136616.

It is an arithmetic number, because the mean of its divisors is an integer number (1638900).

Almost surely, 211472258 is an apocalyptic number.

11472258 is an abundant number, since it is smaller than the sum of its proper divisors (14750142).

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

11472258 is a wasteful number, since it uses less digits than its factorization.

11472258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273161.

The product of its digits is 4480, while the sum is 30.

The square root of 11472258 is about 3387.0721870075. The cubic root of 11472258 is about 225.5362222890.

Adding to 11472258 its reverse (85227411), we get a palindrome (96699669).

The spelling of 11472258 in words is "eleven million, four hundred seventy-two thousand, two hundred fifty-eight".

Divisors: 1 2 3 6 7 14 21 42 273149 546298 819447 1638894 1912043 3824086 5736129 11472258