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425453401 = 3378811433
BaseRepresentation
bin11001010110111…
…110011101011001
31002122120021100101
4121112332131121
51332404002101
6110114535401
713354202632
oct3126763531
91078507311
10425453401
111a918048a
12ba597561
136a1b3c99
144070c889
1527540401
hex195be759

425453401 has 8 divisors (see below), whose sum is σ = 427498344. Its totient is φ = 423413760.

The previous prime is 425453341. The next prime is 425453411. The reversal of 425453401 is 104354524.

It can be written as a sum of positive squares in 4 ways, for example, as 31629376 + 393824025 = 5624^2 + 19845^2 .

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 425453401 - 221 = 423356249 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 425453401.

It is not an unprimeable number, because it can be changed into a prime (425453411) 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, 296181 + ... + 297613.

It is an arithmetic number, because the mean of its divisors is an integer number (53437293).

Almost surely, 2425453401 is an apocalyptic number.

It is an amenable number.

425453401 is a deficient number, since it is larger than the sum of its proper divisors (2044943).

425453401 is a wasteful number, since it uses less digits than its factorization.

425453401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2651.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 425453401 is about 20626.5217862828. The cubic root of 425453401 is about 752.1145664678.

The spelling of 425453401 in words is "four hundred twenty-five million, four hundred fifty-three thousand, four hundred one".

Divisors: 1 337 881 1433 296897 482921 1262473 425453401