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107380091 = 7134872423
BaseRepresentation
bin1100110011001…
…11110101111011
321111001110210102
412121213311323
5204442130331
614353310015
72442500330
oct631476573
9244043712
10107380091
1155682285
122bb6530b
1319328a20
1410392987
1596614cb
hex6667d7b

107380091 has 16 divisors (see below), whose sum is σ = 132486144. Its totient is φ = 84750624.

The previous prime is 107380079. The next prime is 107380093. The reversal of 107380091 is 190083701.

It is not a de Polignac number, because 107380091 - 26 = 107380027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (107380093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43106 + ... + 45528.

It is an arithmetic number, because the mean of its divisors is an integer number (8280384).

Almost surely, 2107380091 is an apocalyptic number.

107380091 is a deficient number, since it is larger than the sum of its proper divisors (25106053).

107380091 is a wasteful number, since it uses less digits than its factorization.

107380091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2930.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 107380091 is about 10362.4365378033. The cubic root of 107380091 is about 475.3074146675.

The spelling of 107380091 in words is "one hundred seven million, three hundred eighty thousand, ninety-one".

Divisors: 1 7 13 91 487 2423 3409 6331 16961 31499 44317 220493 1180001 8260007 15340013 107380091