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2929423 = 717103239
BaseRepresentation
bin1011001011001100001111
312111211102011
423023030033
51222220143
6142442051
733620410
oct13131417
95454364
102929423
111720a12
12b93327
137b74b3
14563807
153cce9d
hex2cb30f

2929423 has 16 divisors (see below), whose sum is σ = 3594240. Its totient is φ = 2330496.

The previous prime is 2929411. The next prime is 2929427. The reversal of 2929423 is 3249292.

It is not a de Polignac number, because 2929423 - 25 = 2929391 is a prime.

It is a super-2 number, since 2×29294232 = 17163038225858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2929427) 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, 12138 + ... + 12376.

It is an arithmetic number, because the mean of its divisors is an integer number (224640).

22929423 is an apocalyptic number.

2929423 is a deficient number, since it is larger than the sum of its proper divisors (664817).

2929423 is a wasteful number, since it uses less digits than its factorization.

2929423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366.

The product of its digits is 7776, while the sum is 31.

The square root of 2929423 is about 1711.5557250642. Note that the first 3 decimals coincide. The cubic root of 2929423 is about 143.0849740290.

The spelling of 2929423 in words is "two million, nine hundred twenty-nine thousand, four hundred twenty-three".

Divisors: 1 7 17 103 119 239 721 1673 1751 4063 12257 24617 28441 172319 418489 2929423