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1311425122424 = 23431380343713
BaseRepresentation
bin10011000101010111000…
…001110101000001111000
311122101000110201210210112
4103011113001311001320
5132441244312404144
62442243235403452
7163514223421244
oct23052701650170
94571013653715
101311425122424
1146619932482a
121921b5753588
139688911b201
144768aabd424
15241a6e8b99e
hex13157075078

1311425122424 has 16 divisors (see below), whose sum is σ = 2464627266720. Its totient is φ = 654191184640.

The previous prime is 1311425122421. The next prime is 1311425122433. The reversal of 1311425122424 is 4242215241131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311425122421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190168409 + ... + 190175304.

It is an arithmetic number, because the mean of its divisors is an integer number (154039204170).

Almost surely, 21311425122424 is an apocalyptic number.

It is an amenable number.

1311425122424 is a deficient number, since it is larger than the sum of its proper divisors (1153202144296).

1311425122424 is a wasteful number, since it uses less digits than its factorization.

1311425122424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380344150 (or 380344146 counting only the distinct ones).

The product of its digits is 15360, while the sum is 32.

The spelling of 1311425122424 in words is "one trillion, three hundred eleven billion, four hundred twenty-five million, one hundred twenty-two thousand, four hundred twenty-four".

Divisors: 1 2 4 8 431 862 1724 3448 380343713 760687426 1521374852 3042749704 163928140303 327856280606 655712561212 1311425122424