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69460380612 = 22327239376633
BaseRepresentation
bin100000010110000101…
…0010100101111000100
320122021210221221020100
41000230022110233010
52114223324134422
651524253004100
75006202331200
oct1005412245704
9218253857210
1069460380612
1127504635037
1211566183630
13671c70003c
14350d0a9b00
151c1806d7ac
hex102c294bc4

69460380612 has 54 divisors (see below), whose sum is σ = 204246600558. Its totient is φ = 19845822528.

The previous prime is 69460380553. The next prime is 69460380643. The reversal of 69460380612 is 21608306496.

It can be written as a sum of positive squares in only one way, i.e., 47204514756 + 22255865856 = 217266^2 + 149184^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19686553 + ... + 19690080.

Almost surely, 269460380612 is an apocalyptic number.

It is an amenable number.

69460380612 is an abundant number, since it is smaller than the sum of its proper divisors (134786219946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

69460380612 is a wasteful number, since it uses less digits than its factorization.

69460380612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39376657 (or 39376645 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 69460380612 in words is "sixty-nine billion, four hundred sixty million, three hundred eighty thousand, six hundred twelve".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 84 98 126 147 196 252 294 441 588 882 1764 39376633 78753266 118129899 157506532 236259798 275636431 354389697 472519596 551272862 708779394 826909293 1102545724 1417558788 1653818586 1929455017 2480727879 3307637172 3858910034 4961455758 5788365051 7717820068 9922911516 11576730102 17365095153 23153460204 34730190306 69460380612