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10421434 = 242112377
BaseRepresentation
bin100111110000…
…010010111010
3201121110112001
4213300102322
510131441214
61011211214
7154403122
oct47602272
921543461
1010421434
115978861
1235a6b0a
13220b63a
141553c82
15dacc74
hex9f04ba

10421434 has 8 divisors (see below), whose sum is σ = 15670548. Its totient is φ = 5197920.

The previous prime is 10421429. The next prime is 10421441. The reversal of 10421434 is 43412401.

10421434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7306209 + 3115225 = 2703^2 + 1765^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5347 + ... + 7030.

Almost surely, 210421434 is an apocalyptic number.

10421434 is a deficient number, since it is larger than the sum of its proper divisors (5249114).

10421434 is a wasteful number, since it uses less digits than its factorization.

10421434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12800.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 10421434 is about 3228.2245894609. The cubic root of 10421434 is about 218.4284282968.

Adding to 10421434 its reverse (43412401), we get a palindrome (53833835).

The spelling of 10421434 in words is "ten million, four hundred twenty-one thousand, four hundred thirty-four".

Divisors: 1 2 421 842 12377 24754 5210717 10421434