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67061130130 = 2523674351793
BaseRepresentation
bin111110011101001001…
…111010001110010010
320102002121100101022101
4332131021322032102
52044320122131010
650450224431014
74562560125631
oct763511721622
9212077311271
1067061130130
11264932946a5
1210bb677846a
1364296175b7
1433625a3518
151b275e473a
hexf9d27a392

67061130130 has 32 divisors (see below), whose sum is σ = 127838300544. Its totient is φ = 25275207936.

The previous prime is 67061130121. The next prime is 67061130131. The reversal of 67061130130 is 3103116076.

It is not an unprimeable number, because it can be changed into a prime (67061130131) 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, 2160487 + ... + 2191306.

It is an arithmetic number, because the mean of its divisors is an integer number (3994946892).

Almost surely, 267061130130 is an apocalyptic number.

67061130130 is a deficient number, since it is larger than the sum of its proper divisors (60777170414).

67061130130 is a wasteful number, since it uses less digits than its factorization.

67061130130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4351890.

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

The spelling of 67061130130 in words is "sixty-seven billion, sixty-one million, one hundred thirty thousand, one hundred thirty".

Divisors: 1 2 5 10 23 46 67 115 134 230 335 670 1541 3082 7705 15410 4351793 8703586 21758965 43517930 100091239 200182478 291570131 500456195 583140262 1000912390 1457850655 2915701310 6706113013 13412226026 33530565065 67061130130