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58428737 = 531102429
BaseRepresentation
bin1101111011100…
…0110101000001
311001221111011022
43132320311001
5104424204422
65444155225
71306431113
oct336706501
9131844138
1058428737
112aa88414
1217698b15
13c149a23
147a8d3b3
1551e2342
hex37b8d41

58428737 has 4 divisors (see below), whose sum is σ = 59531220. Its totient is φ = 57326256.

The previous prime is 58428709. The next prime is 58428761. The reversal of 58428737 is 73782485.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 50566321 + 7862416 = 7111^2 + 2804^2 .

It is a cyclic number.

It is not a de Polignac number, because 58428737 - 26 = 58428673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58428037) 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, 551162 + ... + 551267.

It is an arithmetic number, because the mean of its divisors is an integer number (14882805).

Almost surely, 258428737 is an apocalyptic number.

It is an amenable number.

58428737 is a deficient number, since it is larger than the sum of its proper divisors (1102483).

58428737 is a wasteful number, since it uses less digits than its factorization.

58428737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102482.

The product of its digits is 376320, while the sum is 44.

The square root of 58428737 is about 7643.8692427330. The cubic root of 58428737 is about 388.0391097609.

The spelling of 58428737 in words is "fifty-eight million, four hundred twenty-eight thousand, seven hundred thirty-seven".

Divisors: 1 53 1102429 58428737