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1144212104 = 23783246173
BaseRepresentation
bin100010000110011…
…0100101010001000
32221202000222221002
41010030310222020
54320404241404
6305312234132
740232433230
oct10414645210
92852028832
101144212104
11537972542
1227b23b948
131530907a9
14abd6acc0
156a6bac1e
hex44334a88

1144212104 has 32 divisors (see below), whose sum is σ = 2481433920. Its totient is φ = 484466496.

The previous prime is 1144212061. The next prime is 1144212107. The reversal of 1144212104 is 4012124411.

It is not an unprimeable number, because it can be changed into a prime (1144212107) by changing a digit.

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, 118439 + ... + 127734.

It is an arithmetic number, because the mean of its divisors is an integer number (77544810).

Almost surely, 21144212104 is an apocalyptic number.

1144212104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1144212104 is an abundant number, since it is smaller than the sum of its proper divisors (1337221816).

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

1144212104 is a wasteful number, since it uses less digits than its factorization.

1144212104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246269 (or 246265 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1144212104 is about 33826.2043983655. The cubic root of 1144212104 is about 1045.9289387214.

Adding to 1144212104 its reverse (4012124411), we get a palindrome (5156336515).

The spelling of 1144212104 in words is "one billion, one hundred forty-four million, two hundred twelve thousand, one hundred four".

Divisors: 1 2 4 7 8 14 28 56 83 166 332 581 664 1162 2324 4648 246173 492346 984692 1723211 1969384 3446422 6892844 13785688 20432359 40864718 81729436 143026513 163458872 286053026 572106052 1144212104