Search a number
32420542 = 2711210523
BaseRepresentation
bin111101110101…
…1001010111110
32021000010121211
41323223022332
531244424132
63114515034
7542366350
oct173531276
967003554
1032420542
1117334040
12aa35a7a
13694196b
14443d0d0
152ca6147
hex1eeb2be

32420542 has 16 divisors (see below), whose sum is σ = 60630912. Its totient is φ = 12631320.

The previous prime is 32420519. The next prime is 32420561. The reversal of 32420542 is 24502423.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105108 + ... + 105415.

It is an arithmetic number, because the mean of its divisors is an integer number (3789432).

Almost surely, 232420542 is an apocalyptic number.

32420542 is a deficient number, since it is larger than the sum of its proper divisors (28210370).

32420542 is a wasteful number, since it uses less digits than its factorization.

32420542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210543.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 32420542 is about 5693.9039331552. The cubic root of 32420542 is about 318.8649303864.

Adding to 32420542 its reverse (24502423), we get a palindrome (56922965).

The spelling of 32420542 in words is "thirty-two million, four hundred twenty thousand, five hundred forty-two".