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323421949 = 2928873863
BaseRepresentation
bin10011010001110…
…000011011111101
3211112120112111201
4103101300123331
51130244000244
652032015501
711005020064
oct2321603375
9745515451
10323421949
11156621774
1290391591
135200b946
1430d4d1db
151d5d8ad4
hex134706fd

323421949 has 8 divisors (see below), whose sum is σ = 334776960. Its totient is φ = 312080496.

The previous prime is 323421937. The next prime is 323421983. The reversal of 323421949 is 949124323.

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-323421949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323421919) 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, 81792 + ... + 85654.

It is an arithmetic number, because the mean of its divisors is an integer number (41847120).

Almost surely, 2323421949 is an apocalyptic number.

It is an amenable number.

323421949 is a deficient number, since it is larger than the sum of its proper divisors (11355011).

323421949 is a wasteful number, since it uses less digits than its factorization.

323421949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6779.

The product of its digits is 46656, while the sum is 37.

The square root of 323421949 is about 17983.9358595386. The cubic root of 323421949 is about 686.4198436062.

The spelling of 323421949 in words is "three hundred twenty-three million, four hundred twenty-one thousand, nine hundred forty-nine".

Divisors: 1 29 2887 3863 83723 112027 11152481 323421949