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8307013485 = 3541127106357
BaseRepresentation
bin1111011110010001…
…01111011101101101
3210102221010000020010
413233020233131231
5114003043412420
63452144043433
7412566310131
oct75710573555
923387100203
108307013485
113583102201
12173a003579
13a250282c4
1458b3853c1
153394424e0
hex1ef22f76d

8307013485 has 32 divisors (see below), whose sum is σ = 13722734592. Its totient is φ = 4288273920.

The previous prime is 8307013469. The next prime is 8307013511. The reversal of 8307013485 is 5843107038.

It is not a de Polignac number, because 8307013485 - 24 = 8307013469 is a prime.

It is a super-4 number, since 4×83070134854 (a number of 41 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24927 + ... + 131283.

It is an arithmetic number, because the mean of its divisors is an integer number (428835456).

Almost surely, 28307013485 is an apocalyptic number.

It is an amenable number.

8307013485 is a deficient number, since it is larger than the sum of its proper divisors (5415721107).

8307013485 is a wasteful number, since it uses less digits than its factorization.

8307013485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106533.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 8307013485 is about 91142.8191631134. The cubic root of 8307013485 is about 2025.2639789988.

The spelling of 8307013485 in words is "eight billion, three hundred seven million, thirteen thousand, four hundred eighty-five".

Divisors: 1 3 5 15 41 123 127 205 381 615 635 1905 5207 15621 26035 78105 106357 319071 531785 1595355 4360637 13081911 13507339 21803185 40522017 65409555 67536695 202610085 553800899 1661402697 2769004495 8307013485