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58670149 = 198729527
BaseRepresentation
bin1101111111001…
…1110001000101
311002101202022111
43133303301011
5110004421044
65453301021
71311454666
oct337636105
9132352274
1058670149
113013282a
1217794771
13c202885
147b1336d
15523db34
hex37f3c45

58670149 has 4 divisors (see below), whose sum is σ = 58701664. Its totient is φ = 58638636.

The previous prime is 58670141. The next prime is 58670153. The reversal of 58670149 is 94107685.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 58670149 - 23 = 58670141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58670141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12777 + ... + 16750.

It is an arithmetic number, because the mean of its divisors is an integer number (14675416).

Almost surely, 258670149 is an apocalyptic number.

It is an amenable number.

58670149 is a deficient number, since it is larger than the sum of its proper divisors (31515).

58670149 is a wasteful number, since it uses less digits than its factorization.

58670149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31514.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 58670149 is about 7659.6441823364. The cubic root of 58670149 is about 388.5728002081.

The spelling of 58670149 in words is "fifty-eight million, six hundred seventy thousand, one hundred forty-nine".

Divisors: 1 1987 29527 58670149