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1307008000 = 2105310211
BaseRepresentation
bin100110111100111…
…0101110000000000
310101002100212220201
41031321311300000
510134043224000
6333405414544
744250245644
oct11571656000
93332325821
101307008000
11610854501
1230586a454
1317aa1ca1c
14c5826c24
1579b2696a
hex4de75c00

1307008000 has 88 divisors (see below), whose sum is σ = 3261018384. Its totient is φ = 522752000.

The previous prime is 1307007983. The next prime is 1307008013. The reversal of 1307008000 is 8007031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122895 + ... + 133105.

Almost surely, 21307008000 is an apocalyptic number.

1307008000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1307008000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1630509192).

1307008000 is an abundant number, since it is smaller than the sum of its proper divisors (1954010384).

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

1307008000 is an equidigital number, since it uses as much as digits as its factorization.

1307008000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10246 (or 10218 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 1307008000 is about 36152.5656074365. The cubic root of 1307008000 is about 1093.3505186009.

The spelling of 1307008000 in words is "one billion, three hundred seven million, eight thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 256 320 400 500 512 640 800 1000 1024 1280 1600 2000 2560 3200 4000 5120 6400 8000 10211 12800 16000 20422 25600 32000 40844 51055 64000 81688 102110 128000 163376 204220 255275 326752 408440 510550 653504 816880 1021100 1276375 1307008 1633760 2042200 2552750 2614016 3267520 4084400 5105500 5228032 6535040 8168800 10211000 10456064 13070080 16337600 20422000 26140160 32675200 40844000 52280320 65350400 81688000 130700800 163376000 261401600 326752000 653504000 1307008000