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3800123431 = 132910079903
BaseRepresentation
bin1110001010000001…
…0100100000100111
3100210211121021100021
43202200110200213
530240312422211
61425025500011
7163112342026
oct34240244047
910724537307
103800123431
111680085a85
128a07a1607
134873ab660
142809a48bd
15173942771
hexe2814827

3800123431 has 8 divisors (see below), whose sum is σ = 4233559680. Its totient is φ = 3386847072.

The previous prime is 3800123429. The next prime is 3800123447. The reversal of 3800123431 is 1343210083.

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 3800123431 - 21 = 3800123429 is a prime.

It is a super-2 number, since 2×38001234312 = 28881876181670423522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3800123396 and 3800123405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3800123401) 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, 5039575 + ... + 5040328.

It is an arithmetic number, because the mean of its divisors is an integer number (529194960).

Almost surely, 23800123431 is an apocalyptic number.

3800123431 is a deficient number, since it is larger than the sum of its proper divisors (433436249).

3800123431 is a wasteful number, since it uses less digits than its factorization.

3800123431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10079945.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3800123431 is about 61645.1411791716. The cubic root of 3800123431 is about 1560.5076463963.

The spelling of 3800123431 in words is "three billion, eight hundred million, one hundred twenty-three thousand, four hundred thirty-one".

Divisors: 1 13 29 377 10079903 131038739 292317187 3800123431