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320966242 = 2236977527
BaseRepresentation
bin10011001000011…
…000111001100010
3211100221202220121
4103020120321202
51124131404432
651503230454
710645111432
oct2310307142
9740852817
10320966242
111551a4763
128b5a842a
135165bc6c
14308b02c2
151d2a1197
hex13218e62

320966242 has 8 divisors (see below), whose sum is σ = 502382016. Its totient is φ = 153505572.

The previous prime is 320966207. The next prime is 320966249. The reversal of 320966242 is 242669023.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 320966198 and 320966207.

It is not an unprimeable number, because it can be changed into a prime (320966249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3488718 + ... + 3488809.

It is an arithmetic number, because the mean of its divisors is an integer number (62797752).

Almost surely, 2320966242 is an apocalyptic number.

320966242 is a deficient number, since it is larger than the sum of its proper divisors (181415774).

320966242 is a wasteful number, since it uses less digits than its factorization.

320966242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6977552.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 320966242 is about 17915.5307484875. The cubic root of 320966242 is about 684.6781246578.

The spelling of 320966242 in words is "three hundred twenty million, nine hundred sixty-six thousand, two hundred forty-two".

Divisors: 1 2 23 46 6977527 13955054 160483121 320966242