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102231937 is a prime number
BaseRepresentation
bin1100001011111…
…10111110000001
321010100220212001
412011332332001
5202132410222
614051104001
72350646203
oct605767601
9233326761
10102231937
1152786405
122a2a2001
1318245692
14d812773
158e95e27
hex617ef81

102231937 has 2 divisors, whose sum is σ = 102231938. Its totient is φ = 102231936.

The previous prime is 102231919. The next prime is 102231967. The reversal of 102231937 is 739132201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84934656 + 17297281 = 9216^2 + 4159^2 .

It is a cyclic number.

It is not a de Polignac number, because 102231937 - 211 = 102229889 is a prime.

It is not a weakly prime, because it can be changed into another prime (102231967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51115968 + 51115969.

It is an arithmetic number, because the mean of its divisors is an integer number (51115969).

Almost surely, 2102231937 is an apocalyptic number.

It is an amenable number.

102231937 is a deficient number, since it is larger than the sum of its proper divisors (1).

102231937 is an equidigital number, since it uses as much as digits as its factorization.

102231937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 102231937 is about 10110.9810107625. The cubic root of 102231937 is about 467.5867504660.

The spelling of 102231937 in words is "one hundred two million, two hundred thirty-one thousand, nine hundred thirty-seven".