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400470000007 = 72113123967323
BaseRepresentation
bin1011101001111011101…
…11110100000110000111
31102021200102221211210111
411310331313310012013
523030130310000012
6503550125533451
740635006556300
oct5647567640607
91367612854714
10400470000007
11144924969360
1265744714287
132b9c1b1b45c
14155507897a7
15a63ccd7ba7
hex5d3ddf4187

400470000007 has 24 divisors (see below), whose sum is σ = 524596787712. Its totient is φ = 301988257200.

The previous prime is 400469999983. The next prime is 400470000079. The reversal of 400470000007 is 700000074004.

It is a happy number.

It is not a de Polignac number, because 400470000007 - 227 = 400335782279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400470000107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11966953 + ... + 12000370.

It is an arithmetic number, because the mean of its divisors is an integer number (21858199488).

Almost surely, 2400470000007 is an apocalyptic number.

400470000007 is a deficient number, since it is larger than the sum of its proper divisors (124126787705).

400470000007 is a wasteful number, since it uses less digits than its factorization.

400470000007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23967379 (or 23967372 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 22.

The spelling of 400470000007 in words is "four hundred billion, four hundred seventy million, seven", and thus it is an aban number.

Divisors: 1 7 11 31 49 77 217 341 539 1519 2387 16709 23967323 167771261 263640553 742987013 1174398827 1845483871 5200909091 8172857143 12918387097 36406363637 57210000001 400470000007