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70054364473 = 1787713213557
BaseRepresentation
bin100000100111110010…
…0001100010100111001
320200211012122102220121
41001033210030110321
52121432404130343
652103232053241
75030004162442
oct1011744142471
9220735572817
1070054364473
1127789953995
12116b1094221
1367b57a0492
143567d282c9
151c5029daed
hex104f90c539

70054364473 has 16 divisors (see below), whose sum is σ = 74336895504. Its totient is φ = 65789982720.

The previous prime is 70054364423. The next prime is 70054364477. The reversal of 70054364473 is 37446345007.

It can be written as a sum of positive squares in 8 ways, for example, as 9502935289 + 60551429184 = 97483^2 + 246072^2 .

It is a cyclic number.

It is not a de Polignac number, because 70054364473 - 233 = 61464429881 is a prime.

It is a super-2 number, since 2×700543644732 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70054364477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19693011 + ... + 19696567.

It is an arithmetic number, because the mean of its divisors is an integer number (4646055969).

Almost surely, 270054364473 is an apocalyptic number.

It is an amenable number.

70054364473 is a deficient number, since it is larger than the sum of its proper divisors (4282531031).

70054364473 is a wasteful number, since it uses less digits than its factorization.

70054364473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5772.

The product of its (nonzero) digits is 846720, while the sum is 43.

The spelling of 70054364473 in words is "seventy billion, fifty-four million, three hundred sixty-four thousand, four hundred seventy-three".

Divisors: 1 17 877 1321 3557 14909 22457 60469 1158517 3119489 4698797 19694789 53031313 79879549 4120844969 70054364473