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353122427 = 7236733259
BaseRepresentation
bin10101000011000…
…011100001111011
3220121110110220102
4111003003201323
51210344404202
655012350015
711515330310
oct2503034173
9817413812
10353122427
11171368119
129a31530b
135820a4a8
1434c80d07
1521003d02
hex150c387b

353122427 has 16 divisors (see below), whose sum is σ = 421870080. Its totient is φ = 288997632.

The previous prime is 353122423. The next prime is 353122439. The reversal of 353122427 is 724221353.

It is not a de Polignac number, because 353122427 - 22 = 353122423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 353122427.

It is not an unprimeable number, because it can be changed into a prime (353122423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106724 + ... + 109982.

It is an arithmetic number, because the mean of its divisors is an integer number (26366880).

Almost surely, 2353122427 is an apocalyptic number.

353122427 is a deficient number, since it is larger than the sum of its proper divisors (68747653).

353122427 is a wasteful number, since it uses less digits than its factorization.

353122427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3962.

The product of its digits is 10080, while the sum is 29.

The square root of 353122427 is about 18791.5520114758. The cubic root of 353122427 is about 706.8193553069.

The spelling of 353122427 in words is "three hundred fifty-three million, one hundred twenty-two thousand, four hundred twenty-seven".

Divisors: 1 7 23 161 673 3259 4711 15479 22813 74957 108353 524699 2193307 15353149 50446061 353122427