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107397899 = 7191974099
BaseRepresentation
bin1100110011011…
…00001100001011
321111002101012222
412121230030023
5204443213044
614353524255
72442603260
oct631541413
9244071188
10107397899
11556946a4
122bb7368b
1319333b6b
1410399267
1596668ee
hex666c30b

107397899 has 16 divisors (see below), whose sum is σ = 129888000. Its totient is φ = 86746464.

The previous prime is 107397887. The next prime is 107397907. The reversal of 107397899 is 998793701.

It is not a de Polignac number, because 107397899 - 24 = 107397883 is a prime.

It is a super-2 number, since 2×1073978992 = 23068617419228402, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 107397899.

It is not an unprimeable number, because it can be changed into a prime (107397839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24152 + ... + 28250.

It is an arithmetic number, because the mean of its divisors is an integer number (8118000).

Almost surely, 2107397899 is an apocalyptic number.

107397899 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

107397899 is a deficient number, since it is larger than the sum of its proper divisors (22490101).

107397899 is a wasteful number, since it uses less digits than its factorization.

107397899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4322.

The product of its (nonzero) digits is 857304, while the sum is 53.

The square root of 107397899 is about 10363.2957595545. The cubic root of 107397899 is about 475.3336883355. Note that the first 3 decimals are identical.

The spelling of 107397899 in words is "one hundred seven million, three hundred ninety-seven thousand, eight hundred ninety-nine".

Divisors: 1 7 19 133 197 1379 3743 4099 26201 28693 77881 545167 807503 5652521 15342557 107397899