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1311154656214 = 213405712430127
BaseRepresentation
bin10011000101000110111…
…010000101001111010110
311122100022121210200220111
4103011012322011033112
5132440221042444324
62442200334353234
7163504430456104
oct23050672051726
94570277720814
101311154656214
1146606a692537
1219213b05b81a
1396845091130
1447662bd6c74
152418d363794
hex13146e853d6

1311154656214 has 16 divisors (see below), whose sum is σ = 2118541295808. Its totient is φ = 604999092672.

The previous prime is 1311154656193. The next prime is 1311154656367. The reversal of 1311154656214 is 4126564511131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6109582 + ... + 6320545.

It is an arithmetic number, because the mean of its divisors is an integer number (132408830988).

Almost surely, 21311154656214 is an apocalyptic number.

1311154656214 is a deficient number, since it is larger than the sum of its proper divisors (807386639594).

1311154656214 is a wasteful number, since it uses less digits than its factorization.

1311154656214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12434199.

The product of its digits is 86400, while the sum is 40.

The spelling of 1311154656214 in words is "one trillion, three hundred eleven billion, one hundred fifty-four million, six hundred fifty-six thousand, two hundred fourteen".

Divisors: 1 2 13 26 4057 8114 52741 105482 12430127 24860254 161591651 323183302 50429025239 100858050478 655577328107 1311154656214