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12423108282869 = 472167791219313
BaseRepresentation
bin1011010011000111101011…
…1101001100100111110101
31121222122012202221212112202
42310301322331030213311
53112020011210022434
642231032552554245
72421353130043424
oct264617275144765
947878182855482
1012423108282869
113a5a679835139
1214878219b2985
136c165667098b
1430d3d2bb92bb
151682483b7a7e
hexb4c7af4c9f5

12423108282869 has 8 divisors (see below), whose sum is σ = 12687498668160. Its totient is φ = 12158720769856.

The previous prime is 12423108282857. The next prime is 12423108282901. The reversal of 12423108282869 is 96828280132421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12423108282869 - 24 = 12423108282853 is a prime.

It is a super-2 number, since 2×124231082828692 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423108282839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9578957 + ... + 10798269.

It is an arithmetic number, because the mean of its divisors is an integer number (1585937333520).

Almost surely, 212423108282869 is an apocalyptic number.

It is an amenable number.

12423108282869 is a deficient number, since it is larger than the sum of its proper divisors (264390385291).

12423108282869 is a wasteful number, since it uses less digits than its factorization.

12423108282869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436139.

The product of its (nonzero) digits is 5308416, while the sum is 56.

The spelling of 12423108282869 in words is "twelve trillion, four hundred twenty-three billion, one hundred eight million, two hundred eighty-two thousand, eight hundred sixty-nine".

Divisors: 1 47 216779 1219313 10188613 57307711 264321452827 12423108282869