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69954429 = 323318143
BaseRepresentation
bin1000010101101…
…10101101111101
311212122001102210
410022312231331
5120402020204
610535211033
71506413526
oct412665575
9155561383
1069954429
113653a886
121b516a79
1311653b6c
14940d84d
15621c389
hex42b6b7d

69954429 has 4 divisors (see below), whose sum is σ = 93272576. Its totient is φ = 46636284.

The previous prime is 69954419. The next prime is 69954449. The reversal of 69954429 is 92445996.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 69954429 - 24 = 69954413 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 (69954419) 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, 11659069 + ... + 11659074.

It is an arithmetic number, because the mean of its divisors is an integer number (23318144).

Almost surely, 269954429 is an apocalyptic number.

It is an amenable number.

69954429 is a deficient number, since it is larger than the sum of its proper divisors (23318147).

69954429 is a wasteful number, since it uses less digits than its factorization.

69954429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23318146.

The product of its digits is 699840, while the sum is 48.

The square root of 69954429 is about 8363.8764338075. The cubic root of 69954429 is about 412.0390767127.

The spelling of 69954429 in words is "sixty-nine million, nine hundred fifty-four thousand, four hundred twenty-nine".

Divisors: 1 3 23318143 69954429