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13119692590 = 2531431915153
BaseRepresentation
bin11000011011111111…
…01001111100101110
31020212100000102211101
430031333221330232
5203332120130330
610005504313314
7643055355424
oct141577517456
936770012741
1013119692590
1156227a7254
12266191283a
13131111ba14
148c6605114
1551bbe64ca
hex30dfe9f2e

13119692590 has 64 divisors (see below), whose sum is σ = 25079611392. Its totient is φ = 4933555200.

The previous prime is 13119692567. The next prime is 13119692609. The reversal of 13119692590 is 9529691131.

It is a happy number.

It is a super-2 number, since 2×131196925902 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13119692590.

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, 2543454 + ... + 2548606.

It is an arithmetic number, because the mean of its divisors is an integer number (391868928).

Almost surely, 213119692590 is an apocalyptic number.

13119692590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13119692590 is a deficient number, since it is larger than the sum of its proper divisors (11959918802).

13119692590 is a wasteful number, since it uses less digits than its factorization.

13119692590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5425.

The product of its (nonzero) digits is 131220, while the sum is 46.

The spelling of 13119692590 in words is "thirteen billion, one hundred nineteen million, six hundred ninety-two thousand, five hundred ninety".

Divisors: 1 2 5 10 31 43 62 86 155 191 215 310 382 430 955 1333 1910 2666 5153 5921 6665 8213 10306 11842 13330 16426 25765 29605 41065 51530 59210 82130 159743 221579 254603 319486 443158 509206 798715 984223 1107895 1273015 1597430 1968446 2215790 2546030 4921115 6868949 9842230 13737898 30510913 34344745 42321589 61021826 68689490 84643178 152554565 211607945 305109130 423215890 1311969259 2623938518 6559846295 13119692590