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13434923 = 151193461
BaseRepresentation
bin110011010000…
…000000101011
3221021120020202
4303100000223
511414404143
61155542415
7222123605
oct63200053
927246222
1013434923
117646947
1245baa0b
132a25178
141ada175
1512a5ab8
hexcd002b

13434923 has 8 divisors (see below), whose sum is σ = 13623456. Its totient is φ = 13248000.

The previous prime is 13434887. The next prime is 13434931. The reversal of 13434923 is 32943431.

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 13434923 - 210 = 13433899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13434943) 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, 28913 + ... + 29373.

It is an arithmetic number, because the mean of its divisors is an integer number (1702932).

Almost surely, 213434923 is an apocalyptic number.

13434923 is a deficient number, since it is larger than the sum of its proper divisors (188533).

13434923 is a wasteful number, since it uses less digits than its factorization.

13434923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805.

The product of its digits is 7776, while the sum is 29.

The square root of 13434923 is about 3665.3680579172. The cubic root of 13434923 is about 237.7269365506.

The spelling of 13434923 in words is "thirteen million, four hundred thirty-four thousand, nine hundred twenty-three".

Divisors: 1 151 193 461 29143 69611 88973 13434923