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407064055 = 5197413263
BaseRepresentation
bin11000010000110…
…100110111110111
31001100221222220111
4120100310313313
51313202022210
6104220443451
713041662446
oct3020646767
91040858814
10407064055
11199860282
12b43a9587
1366445a08
143c0c2d5d
1525b0b88a
hex18434df7

407064055 has 8 divisors (see below), whose sum is σ = 490957632. Its totient is φ = 323997408.

The previous prime is 407064043. The next prime is 407064071. The reversal of 407064055 is 550460704.

It is a happy number.

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 407064055 - 25 = 407064023 is a prime.

It is a super-2 number, since 2×4070640552 = 331402289746086050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205647 + ... + 207616.

It is an arithmetic number, because the mean of its divisors is an integer number (61369704).

Almost surely, 2407064055 is an apocalyptic number.

407064055 is a deficient number, since it is larger than the sum of its proper divisors (83893577).

407064055 is a wasteful number, since it uses less digits than its factorization.

407064055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413465.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 407064055 is about 20175.8284836088. The cubic root of 407064055 is about 741.1183813468.

The spelling of 407064055 in words is "four hundred seven million, sixty-four thousand, fifty-five".

Divisors: 1 5 197 985 413263 2066315 81412811 407064055