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234109403 = 1197219409
BaseRepresentation
bin11011111010000…
…11100111011011
3121022111222201122
431331003213123
5434413000103
635121435455
75541616463
oct1575034733
9538458648
10234109403
1111016a950
126649bb8b
133966a898
1423140ba3
1515845b38
hexdf439db

234109403 has 8 divisors (see below), whose sum is σ = 258026160. Its totient is φ = 210631680.

The previous prime is 234109391. The next prime is 234109411. The reversal of 234109403 is 304901432.

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 234109403 - 222 = 229915099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234109423) 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, 108638 + ... + 110771.

It is an arithmetic number, because the mean of its divisors is an integer number (32253270).

Almost surely, 2234109403 is an apocalyptic number.

234109403 is a deficient number, since it is larger than the sum of its proper divisors (23916757).

234109403 is a wasteful number, since it uses less digits than its factorization.

234109403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219517.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 234109403 is about 15300.6340718285. The cubic root of 234109403 is about 616.3200350770.

The spelling of 234109403 in words is "two hundred thirty-four million, one hundred nine thousand, four hundred three".

Divisors: 1 11 97 1067 219409 2413499 21282673 234109403