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1307084640469 = 35918471971253
BaseRepresentation
bin10011000001010100010…
…100001101000011010101
311121221210222100110220121
4103001110110031003111
5132403402131443334
62440244424031541
7163301530062016
oct23012424150325
94557728313817
101307084640469
11464371227463
121913a40025b1
1396346ac69aa
144739845900d
1524000dacdb4
hex1305450d0d5

1307084640469 has 8 divisors (see below), whose sum is σ = 1311435861120. Its totient is φ = 1302737366736.

The previous prime is 1307084640467. The next prime is 1307084640487. The reversal of 1307084640469 is 9640464807031.

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 1307084640469 - 21 = 1307084640467 is a prime.

It is a super-2 number, since 2×13070846404692 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1307084640467) 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, 322554 + ... + 1648699.

It is an arithmetic number, because the mean of its divisors is an integer number (163929482640).

Almost surely, 21307084640469 is an apocalyptic number.

It is an amenable number.

1307084640469 is a deficient number, since it is larger than the sum of its proper divisors (4351220651).

1307084640469 is a wasteful number, since it uses less digits than its factorization.

1307084640469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1973459.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 1307084640469 in words is "one trillion, three hundred seven billion, eighty-four million, six hundred forty thousand, four hundred sixty-nine".

Divisors: 1 359 1847 663073 1971253 707679827 3640904291 1307084640469