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42293553 = 337438861
BaseRepresentation
bin1010000101010…
…1100100110001
32221120201211220
42201111210301
541311343203
64110255253
71022326551
oct241254461
987521756
1042293553
1121967855
12121b7529
1389ba793
14588d161
153aa6653
hex2855931

42293553 has 16 divisors (see below), whose sum is σ = 59269056. Its totient is φ = 26792640.

The previous prime is 42293539. The next prime is 42293597. The reversal of 42293553 is 35539224.

It is not a de Polignac number, because 42293553 - 25 = 42293521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42293533) 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 15 ways as a sum of consecutive naturals, for example, 343 + ... + 9203.

It is an arithmetic number, because the mean of its divisors is an integer number (3704316).

Almost surely, 242293553 is an apocalyptic number.

42293553 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

42293553 is a deficient number, since it is larger than the sum of its proper divisors (16975503).

42293553 is a wasteful number, since it uses less digits than its factorization.

42293553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8944.

The product of its digits is 32400, while the sum is 33.

The square root of 42293553 is about 6503.3493678258. The cubic root of 42293553 is about 348.4106247499.

The spelling of 42293553 in words is "forty-two million, two hundred ninety-three thousand, five hundred fifty-three".

Divisors: 1 3 37 43 111 129 1591 4773 8861 26583 327857 381023 983571 1143069 14097851 42293553