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119400631 = 750333911
BaseRepresentation
bin1110001110111…
…10100010110111
322022200011212121
413013132202313
5221031310011
615503100411
72646613540
oct707364267
9268604777
10119400631
1161442509
1233ba1707
131b97717c
1411c014c7
15a737e71
hex71de8b7

119400631 has 8 divisors (see below), whose sum is σ = 136733184. Its totient is φ = 102136920.

The previous prime is 119400581. The next prime is 119400641. The reversal of 119400631 is 136004911.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-119400631 is a prime.

It is a super-2 number, since 2×1194006312 = 28513021366396322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 119400596 and 119400605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119400641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13435 + ... + 20476.

It is an arithmetic number, because the mean of its divisors is an integer number (17091648).

Almost surely, 2119400631 is an apocalyptic number.

119400631 is a deficient number, since it is larger than the sum of its proper divisors (17332553).

119400631 is an equidigital number, since it uses as much as digits as its factorization.

119400631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34421.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 119400631 is about 10927.0595770317. The cubic root of 119400631 is about 492.4198376749.

The spelling of 119400631 in words is "one hundred nineteen million, four hundred thousand, six hundred thirty-one".

Divisors: 1 7 503 3521 33911 237377 17057233 119400631