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42268501 = 117154121
BaseRepresentation
bin1010000100111…
…1011101010101
32221112110111001
42201033131111
541310043001
64105543301
71022163532
oct241173525
987473431
1042268501
112194aa50
12121a4b31
1389ac262
145883d89
153a9e001
hex284f755

42268501 has 8 divisors (see below), whose sum is σ = 46761408. Its totient is φ = 37884000.

The previous prime is 42268489. The next prime is 42268519. The reversal of 42268501 is 10586224.

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

It is not a de Polignac number, because 42268501 - 211 = 42266453 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42268501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42268561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26280 + ... + 27841.

It is an arithmetic number, because the mean of its divisors is an integer number (5845176).

Almost surely, 242268501 is an apocalyptic number.

It is an amenable number.

42268501 is a deficient number, since it is larger than the sum of its proper divisors (4492907).

42268501 is a wasteful number, since it uses less digits than its factorization.

42268501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54203.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 42268501 is about 6501.4229980828. The cubic root of 42268501 is about 348.3418190943.

The spelling of 42268501 in words is "forty-two million, two hundred sixty-eight thousand, five hundred one".

Divisors: 1 11 71 781 54121 595331 3842591 42268501