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13123262371670 = 2511701916997063
BaseRepresentation
bin1011111011110111111101…
…1001000101011101010110
31201110120102201101210101022
42332331333121011131112
53210002420131343140
643524424333001142
72523060450436433
oct276757731053526
951416381353338
1013123262371670
1141aa5a9538a50
12157b4620231b2
13742697a0b909
14335252750b8a
1517b575c5b0b5
hexbef7f645756

13123262371670 has 32 divisors (see below), whose sum is σ = 25772988084480. Its totient is φ = 4771415244640.

The previous prime is 13123262371613. The next prime is 13123262371693. The reversal of 13123262371670 is 7617326232131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7726442 + ... + 9270621.

It is an arithmetic number, because the mean of its divisors is an integer number (805405877640).

Almost surely, 213123262371670 is an apocalyptic number.

13123262371670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13123262371670 is a deficient number, since it is larger than the sum of its proper divisors (12649725712810).

13123262371670 is a wasteful number, since it uses less digits than its factorization.

13123262371670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17004100.

The product of its (nonzero) digits is 381024, while the sum is 44.

The spelling of 13123262371670 in words is "thirteen trillion, one hundred twenty-three billion, two hundred sixty-two million, three hundred seventy-one thousand, six hundred seventy".

Divisors: 1 2 5 10 11 22 55 110 7019 14038 35095 70190 77209 154418 386045 772090 16997063 33994126 84985315 169970630 186967693 373935386 934838465 1869676930 119302385197 238604770394 596511925985 1193023851970 1312326237167 2624652474334 6561631185835 13123262371670