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1230365348 = 22307591337
BaseRepresentation
bin100100101010101…
…1110001010100100
310011202011000221222
41021111132022210
510004433142343
6322030555512
742326634662
oct11125361244
93152130858
101230365348
11581566773
122a4068b98
13167b96844
14b9595c32
1573037a68
hex4955e2a4

1230365348 has 6 divisors (see below), whose sum is σ = 2153139366. Its totient is φ = 615182672.

The previous prime is 1230365341. The next prime is 1230365359. The reversal of 1230365348 is 8435630321.

It can be written as a sum of positive squares in only one way, i.e., 866242624 + 364122724 = 29432^2 + 19082^2 .

It is a super-2 number, since 2×12303653482 = 3027597779118322208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1230365341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153795665 + ... + 153795672.

It is an arithmetic number, because the mean of its divisors is an integer number (358856561).

Almost surely, 21230365348 is an apocalyptic number.

It is an amenable number.

1230365348 is a deficient number, since it is larger than the sum of its proper divisors (922774018).

1230365348 is a wasteful number, since it uses less digits than its factorization.

1230365348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307591341 (or 307591339 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 1230365348 is about 35076.5640848701. The cubic root of 1230365348 is about 1071.5473429086.

Adding to 1230365348 its reverse (8435630321), we get a palindrome (9665995669).

The spelling of 1230365348 in words is "one billion, two hundred thirty million, three hundred sixty-five thousand, three hundred forty-eight".

Divisors: 1 2 4 307591337 615182674 1230365348