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42799465 = 510779999
BaseRepresentation
bin1010001101000…
…1000101101001
32222112102211101
42203101011221
541424040330
64125201401
71026534532
oct243210551
988472741
1042799465
1122182965
1212400261
138b36b37
145981689
153b564ca
hex28d1169

42799465 has 8 divisors (see below), whose sum is σ = 51840000. Its totient is φ = 33919152.

The previous prime is 42799453. The next prime is 42799501. The reversal of 42799465 is 56499724.

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 42799465 - 25 = 42799433 is a prime.

It is an unprimeable number.

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, 39465 + ... + 40534.

It is an arithmetic number, because the mean of its divisors is an integer number (6480000).

Almost surely, 242799465 is an apocalyptic number.

It is an amenable number.

42799465 is a deficient number, since it is larger than the sum of its proper divisors (9040535).

42799465 is a wasteful number, since it uses less digits than its factorization.

42799465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80111.

The product of its digits is 544320, while the sum is 46.

The square root of 42799465 is about 6542.1300048226. The cubic root of 42799465 is about 349.7943417650.

It can be divided in two parts, 42799 and 465, that added together give a square (43264 = 2082).

The spelling of 42799465 in words is "forty-two million, seven hundred ninety-nine thousand, four hundred sixty-five".

Divisors: 1 5 107 535 79999 399995 8559893 42799465