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42219053 = 234144771
BaseRepresentation
bin1010000100001…
…1011000101101
32221102221122122
42201003120231
541302002203
64104522325
71021566422
oct241033055
987387578
1042219053
1121916888
12121803a5
1389928b6
14586dd49
153a8e538
hex284362d

42219053 has 8 divisors (see below), whose sum is σ = 45130176. Its totient is φ = 39397600.

The previous prime is 42219017. The next prime is 42219059. The reversal of 42219053 is 35091224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42219053 - 220 = 41170477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42219059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21443 + ... + 23328.

It is an arithmetic number, because the mean of its divisors is an integer number (5641272).

Almost surely, 242219053 is an apocalyptic number.

It is an amenable number.

42219053 is a deficient number, since it is larger than the sum of its proper divisors (2911123).

42219053 is a wasteful number, since it uses less digits than its factorization.

42219053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44835.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 42219053 is about 6497.6190254585. The cubic root of 42219053 is about 348.2059296647.

The spelling of 42219053 in words is "forty-two million, two hundred nineteen thousand, fifty-three".

Divisors: 1 23 41 943 44771 1029733 1835611 42219053