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700007007 = 3733333667
BaseRepresentation
bin101001101110010…
…100001001011111
31210210012001002110
4221232110021133
52413200211012
6153243325103
723226650520
oct5156241137
91723161073
10700007007
1132a154697
12176520793
13b204263b
1468d7a847
15416c473c
hex29b9425f

700007007 has 8 divisors (see below), whose sum is σ = 1066677376. Its totient is φ = 400003992.

The previous prime is 700007003. The next prime is 700007039. The reversal of 700007007 is 700700007.

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

It is not a de Polignac number, because 700007007 - 22 = 700007003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 33333667 = 700007007 / (7 + 0 + 0 + 0 + 0 + 7 + 0 + 0 + 7).

It is a Duffinian number.

700007007 is a modest number, since divided by 7007 gives 700 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (700007003) 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, 16666813 + ... + 16666854.

It is an arithmetic number, because the mean of its divisors is an integer number (133334672).

Almost surely, 2700007007 is an apocalyptic number.

700007007 is a deficient number, since it is larger than the sum of its proper divisors (366670369).

700007007 is a wasteful number, since it uses less digits than its factorization.

700007007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33333677.

The product of its (nonzero) digits is 343, while the sum is 21.

The square root of 700007007 is about 26457.6455301676. The cubic root of 700007007 is about 887.9069643724.

The spelling of 700007007 in words is "seven hundred million, seven thousand, seven".

Divisors: 1 3 7 21 33333667 100001001 233335669 700007007