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13125000070 = 2571314423077
BaseRepresentation
bin11000011100100111…
…11001101110000110
31020212201000002022201
430032103321232012
5203340000000240
610010214145114
7643151442220
oct141623715606
936781002281
1013125000070
1156257a18a6
12266365219a
131312259740
148c71c7410
1551c3e3d9a
hex30e4f9b86

13125000070 has 32 divisors (see below), whose sum is σ = 29076925248. Its totient is φ = 4153845888.

The previous prime is 13125000019. The next prime is 13125000103. The reversal of 13125000070 is 7000052131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7210629 + ... + 7212448.

It is an arithmetic number, because the mean of its divisors is an integer number (908653914).

Almost surely, 213125000070 is an apocalyptic number.

13125000070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13125000070 is an abundant number, since it is smaller than the sum of its proper divisors (15951925178).

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

13125000070 is a wasteful number, since it uses less digits than its factorization.

13125000070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14423104.

The product of its (nonzero) digits is 210, while the sum is 19.

The spelling of 13125000070 in words is "thirteen billion, one hundred twenty-five million, seventy", and thus it is an aban number.

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 910 14423077 28846154 72115385 100961539 144230770 187500001 201923078 375000002 504807695 937500005 1009615390 1312500007 1875000010 2625000014 6562500035 13125000070