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254426401 = 2514392309
BaseRepresentation
bin11110010101000…
…11110100100001
3122201202012102001
433022203310201
51010113121101
641125124001
76206405635
oct1712436441
9581665361
10254426401
11120687359
1271259601
1340932388
1425b0cdc5
151750a901
hexf2a3d21

254426401 has 8 divisors (see below), whose sum is σ = 256132800. Its totient is φ = 252726000.

The previous prime is 254426363. The next prime is 254426411. The reversal of 254426401 is 104624452.

254426401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 254426401 - 219 = 253902113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 254426401.

It is not an unprimeable number, because it can be changed into a prime (254426411) 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, 109035 + ... + 111343.

It is an arithmetic number, because the mean of its divisors is an integer number (32016600).

Almost surely, 2254426401 is an apocalyptic number.

It is an amenable number.

254426401 is a deficient number, since it is larger than the sum of its proper divisors (1706399).

254426401 is a wasteful number, since it uses less digits than its factorization.

254426401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2999.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 254426401 is about 15950.7492300519. The cubic root of 254426401 is about 633.6567393212.

The spelling of 254426401 in words is "two hundred fifty-four million, four hundred twenty-six thousand, four hundred one".

Divisors: 1 251 439 2309 110189 579559 1013651 254426401