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670040040707 = 5322755692797
BaseRepresentation
bin10011100000000010111…
…11111010010100000011
32101001111020112202212222
421300001133322110003
541434220222300312
61231451231241255
766260134242302
oct11600137722403
92331436482788
10670040040707
11239187153864
12a9a3707922b
134b25248408b
1424604320439
1512668c3c672
hex9c017fa503

670040040707 has 8 divisors (see below), whose sum is σ = 685689728976. Its totient is φ = 654501738592.

The previous prime is 670040040689. The next prime is 670040040721. The reversal of 670040040707 is 707040040076.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 670040040707 - 230 = 668966298883 is a prime.

It is a super-3 number, since 3×6700400407073 (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670040040727) 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, 27834368 + ... + 27858429.

It is an arithmetic number, because the mean of its divisors is an integer number (85711216122).

Almost surely, 2670040040707 is an apocalyptic number.

670040040707 is a deficient number, since it is larger than the sum of its proper divisors (15649688269).

670040040707 is a wasteful number, since it uses less digits than its factorization.

670040040707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55693077.

The product of its (nonzero) digits is 32928, while the sum is 35.

The spelling of 670040040707 in words is "six hundred seventy billion, forty million, forty thousand, seven hundred seven".

Divisors: 1 53 227 12031 55692797 2951718241 12642264919 670040040707