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54058157 = 191283027
BaseRepresentation
bin1100111000110…
…1110010101101
310202201102211222
43032031302231
5102314330112
65210353125
71224325646
oct316156255
9122642758
1054058157
112857276a
121612b7a5
13b27959a
1472726cd
154b2c372
hex338dcad

54058157 has 4 divisors (see below), whose sum is σ = 54341376. Its totient is φ = 53774940.

The previous prime is 54058153. The next prime is 54058171. The reversal of 54058157 is 75185045.

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 54058157 - 22 = 54058153 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 (54058153) 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, 141323 + ... + 141704.

It is an arithmetic number, because the mean of its divisors is an integer number (13585344).

Almost surely, 254058157 is an apocalyptic number.

It is an amenable number.

54058157 is a deficient number, since it is larger than the sum of its proper divisors (283219).

54058157 is a wasteful number, since it uses less digits than its factorization.

54058157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283218.

The product of its (nonzero) digits is 28000, while the sum is 35.

The square root of 54058157 is about 7352.4252461348. The cubic root of 54058157 is about 378.1119574492. Note that the first 3 decimals are identical.

The spelling of 54058157 in words is "fifty-four million, fifty-eight thousand, one hundred fifty-seven".

Divisors: 1 191 283027 54058157