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1307570268 = 223472318387
BaseRepresentation
bin100110111101111…
…1111000001011100
310101010102110012110
41031323333001130
510134214222033
6333425434020
744255110134
oct11573770134
93333373173
101307570268
116110a8994
12305a9b910
1317ab88924
14c5931ac4
1579bd8363
hex4deff05c

1307570268 has 24 divisors (see below), whose sum is σ = 3115913472. Its totient is φ = 426583024.

The previous prime is 1307570239. The next prime is 1307570279. The reversal of 1307570268 is 8620757031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1158630 + ... + 1159757.

It is an arithmetic number, because the mean of its divisors is an integer number (129829728).

Almost surely, 21307570268 is an apocalyptic number.

It is an amenable number.

1307570268 is an abundant number, since it is smaller than the sum of its proper divisors (1808343204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1307570268 is a wasteful number, since it uses less digits than its factorization.

1307570268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2318441 (or 2318439 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 1307570268 is about 36160.3410935240. The cubic root of 1307570268 is about 1093.5072806803.

The spelling of 1307570268 in words is "one billion, three hundred seven million, five hundred seventy thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 12 47 94 141 188 282 564 2318387 4636774 6955161 9273548 13910322 27820644 108964189 217928378 326892567 435856756 653785134 1307570268