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680007474074 = 23736611379029
BaseRepresentation
bin10011110010100111001…
…10101001101110011010
32102000012220000211222202
421321103212221232122
542120123403132244
61240220252050202
7100062135105635
oct11712346515632
92360186024882
10680007474074
11242431544aa5
12ab959163962
134c1804ab246
1424cac006c1c
1512a4dd1604e
hex9e539a9b9a

680007474074 has 16 divisors (see below), whose sum is σ = 1024293838920. Its totient is φ = 338578954560.

The previous prime is 680007474061. The next prime is 680007474089. The reversal of 680007474074 is 470474700086.

It can be written as a sum of positive squares in 4 ways, for example, as 672411480049 + 7595994025 = 820007^2 + 87155^2 .

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, 196409 + ... + 1182620.

Almost surely, 2680007474074 is an apocalyptic number.

680007474074 is a deficient number, since it is larger than the sum of its proper divisors (344286364846).

680007474074 is a wasteful number, since it uses less digits than its factorization.

680007474074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380065.

The product of its (nonzero) digits is 1053696, while the sum is 47.

The spelling of 680007474074 in words is "six hundred eighty billion, seven million, four hundred seventy-four thousand, seventy-four".

Divisors: 1 2 373 661 746 1322 246553 493106 1379029 2758058 514377817 911538169 1028755634 1823076338 340003737037 680007474074