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1233214007 = 3139781097
BaseRepresentation
bin100100110000001…
…0101101000110111
310011221111202120212
41021200111220313
510011200322012
6322212020035
742363101054
oct11140255067
93157452525
101233214007
11583131a33
122a500161b
1316865333c
14b9ad802b
15733ebb22
hex49815a37

1233214007 has 4 divisors (see below), whose sum is σ = 1272995136. Its totient is φ = 1193432880.

The previous prime is 1233214001. The next prime is 1233214027. The reversal of 1233214007 is 7004123321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7004123321 = 13538778717.

It is a cyclic number.

It is not a de Polignac number, because 1233214007 - 24 = 1233213991 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 (1233214001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19890518 + ... + 19890579.

It is an arithmetic number, because the mean of its divisors is an integer number (318248784).

Almost surely, 21233214007 is an apocalyptic number.

1233214007 is a deficient number, since it is larger than the sum of its proper divisors (39781129).

1233214007 is an equidigital number, since it uses as much as digits as its factorization.

1233214007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39781128.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 1233214007 is about 35117.1469085972. The cubic root of 1233214007 is about 1072.3736883029.

Adding to 1233214007 its reverse (7004123321), we get a palindrome (8237337328).

The spelling of 1233214007 in words is "one billion, two hundred thirty-three million, two hundred fourteen thousand, seven".

Divisors: 1 31 39781097 1233214007