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6407980030 = 251135156453
BaseRepresentation
bin1011111011111001…
…00000001111111110
3121112120202010001201
411331330200033332
5101110420330110
62535505130114
7314536634344
oct57574401776
917476663051
106407980030
112799157271
1212aa02993a
137b177267a
1444b08d994
15277875b3a
hex17df203fe

6407980030 has 16 divisors (see below), whose sum is σ = 11535584544. Its totient is φ = 2562920800.

The previous prime is 6407980001. The next prime is 6407980039. The reversal of 6407980030 is 300897046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6407980039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85284 + ... + 141736.

It is an arithmetic number, because the mean of its divisors is an integer number (720974034).

Almost surely, 26407980030 is an apocalyptic number.

6407980030 is a deficient number, since it is larger than the sum of its proper divisors (5127604514).

6407980030 is a wasteful number, since it uses less digits than its factorization.

6407980030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67811.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 6407980030 is about 80049.8596500956. The cubic root of 6407980030 is about 1857.4068799864.

The spelling of 6407980030 in words is "six billion, four hundred seven million, nine hundred eighty thousand, thirty".

Divisors: 1 2 5 10 11351 22702 56453 56755 112906 113510 282265 564530 640798003 1281596006 3203990015 6407980030