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11312401407 = 323316183693
BaseRepresentation
bin10101000100100010…
…11000101111111111
31002012101021112101220
422202101120233333
5141131433321112
65110304004423
7550221553056
oct124221305777
932171245356
1011312401407
11488561267a
122238600713
1310b3878058
1479459139d
154631ec98c
hex2a2458bff

11312401407 has 8 divisors (see below), whose sum is σ = 15147937584. Its totient is φ = 7509233088.

The previous prime is 11312401381. The next prime is 11312401417. The reversal of 11312401407 is 70410421311.

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

It is not a de Polignac number, because 11312401407 - 210 = 11312400383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312401417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8091148 + ... + 8092545.

It is an arithmetic number, because the mean of its divisors is an integer number (1893492198).

Almost surely, 211312401407 is an apocalyptic number.

11312401407 is a deficient number, since it is larger than the sum of its proper divisors (3835536177).

11312401407 is a wasteful number, since it uses less digits than its factorization.

11312401407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16183929.

The product of its (nonzero) digits is 672, while the sum is 24.

Adding to 11312401407 its reverse (70410421311), we get a palindrome (81722822718).

The spelling of 11312401407 in words is "eleven billion, three hundred twelve million, four hundred one thousand, four hundred seven".

Divisors: 1 3 233 699 16183693 48551079 3770800469 11312401407