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406374141 = 3181748387
BaseRepresentation
bin11000001110001…
…100011011111101
31001022122221112010
4120032030123331
51313012433031
6104154001433
713033060155
oct3016143375
91038587463
10406374141
111994299a8
12b4116279
1366263994
143bd83765
1525a22246
hex1838c6fd

406374141 has 8 divisors (see below), whose sum is σ = 544826464. Its totient is φ = 269418960.

The previous prime is 406374139. The next prime is 406374151. The reversal of 406374141 is 141473604.

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

It is not a de Polignac number, because 406374141 - 21 = 406374139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 406374099 and 406374108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406374151) 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, 373651 + ... + 374736.

It is an arithmetic number, because the mean of its divisors is an integer number (68103308).

Almost surely, 2406374141 is an apocalyptic number.

It is an amenable number.

406374141 is a deficient number, since it is larger than the sum of its proper divisors (138452323).

406374141 is a wasteful number, since it uses less digits than its factorization.

406374141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748571.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 406374141 is about 20158.7236947184. The cubic root of 406374141 is about 740.6994488496.

The spelling of 406374141 in words is "four hundred six million, three hundred seventy-four thousand, one hundred forty-one".

Divisors: 1 3 181 543 748387 2245161 135458047 406374141