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470102405 = 5234087847
BaseRepresentation
bin11100000001010…
…011000110000101
31012202120200021012
4130001103012011
51430321234110
6114351532005
714435542643
oct3401230605
91182520235
10470102405
112213a6993
1211152a005
1376517906
1446612193
152b40e905
hex1c053185

470102405 has 8 divisors (see below), whose sum is σ = 588650112. Its totient is φ = 359730448.

The previous prime is 470102393. The next prime is 470102447. The reversal of 470102405 is 504201074.

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 470102405 - 26 = 470102341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

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, 2043809 + ... + 2044038.

It is an arithmetic number, because the mean of its divisors is an integer number (73581264).

Almost surely, 2470102405 is an apocalyptic number.

It is an amenable number.

470102405 is a deficient number, since it is larger than the sum of its proper divisors (118547707).

470102405 is a wasteful number, since it uses less digits than its factorization.

470102405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4087875.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 470102405 is about 21681.8450552530. The cubic root of 470102405 is about 777.5544734944.

Adding to 470102405 its reverse (504201074), we get a palindrome (974303479).

The spelling of 470102405 in words is "four hundred seventy million, one hundred two thousand, four hundred five".

Divisors: 1 5 23 115 4087847 20439235 94020481 470102405