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429131054 = 21149139727
BaseRepresentation
bin11001100101000…
…000010100101110
31002220111010010202
4121211000110232
51334324143204
6110325433502
713430360642
oct3145002456
91086433122
10429131054
11200262570
12bb86b892
136aba0c01
1440dc8c22
1527a19e1e
hex1994052e

429131054 has 16 divisors (see below), whose sum is σ = 703662336. Its totient is φ = 194657400.

The previous prime is 429131041. The next prime is 429131057. The reversal of 429131054 is 450131924.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429131057) 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, 9062 + ... + 30665.

It is an arithmetic number, because the mean of its divisors is an integer number (43978896).

Almost surely, 2429131054 is an apocalyptic number.

429131054 is a deficient number, since it is larger than the sum of its proper divisors (274531282).

429131054 is a wasteful number, since it uses less digits than its factorization.

429131054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40231.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 429131054 is about 20715.4786090015. The cubic root of 429131054 is about 754.2754647402.

Adding to 429131054 its reverse (450131924), we get a palindrome (879262978).

The spelling of 429131054 in words is "four hundred twenty-nine million, one hundred thirty-one thousand, fifty-four".

Divisors: 1 2 11 22 491 982 5401 10802 39727 79454 436997 873994 19505957 39011914 214565527 429131054