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107286949 = 7112177451
BaseRepresentation
bin1100110010100…
…01000110100101
321110212202000201
412121101012211
5204431140244
614351310501
72441631640
oct631210645
9243782021
10107286949
1155619300
122bb1b431
13192c5503
141036aa57
159643ad4
hex66511a5

107286949 has 24 divisors (see below), whose sum is σ = 142720704. Its totient is φ = 78672000.

The previous prime is 107286943. The next prime is 107286953. The reversal of 107286949 is 949682701.

It is not a de Polignac number, because 107286949 - 27 = 107286821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 107286899 and 107286908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107286943) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10674 + ... + 18124.

It is an arithmetic number, because the mean of its divisors is an integer number (5946696).

Almost surely, 2107286949 is an apocalyptic number.

It is an amenable number.

107286949 is a deficient number, since it is larger than the sum of its proper divisors (35433755).

107286949 is a wasteful number, since it uses less digits than its factorization.

107286949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7497 (or 7486 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 107286949 is about 10357.9413495154. The cubic root of 107286949 is about 475.1699469448.

The spelling of 107286949 in words is "one hundred seven million, two hundred eighty-six thousand, nine hundred forty-nine".

Divisors: 1 7 11 17 77 119 121 187 847 1309 2057 7451 14399 52157 81961 126667 573727 886669 901571 1393337 6310997 9753359 15326707 107286949