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407049963 = 31392513889
BaseRepresentation
bin11000010000110…
…001011011101011
31001100221021120120
4120100301123223
51313201044323
6104220254323
713041603405
oct3020613353
91040837516
10407049963
11199850731
12b43a13a3
136643c488
143c0bbb75
1525b075e3
hex184316eb

407049963 has 16 divisors (see below), whose sum is σ = 548956800. Its totient is φ = 268272000.

The previous prime is 407049961. The next prime is 407049983. The reversal of 407049963 is 369940704.

It is not a de Polignac number, because 407049963 - 21 = 407049961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (407049961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102723 + ... + 106611.

It is an arithmetic number, because the mean of its divisors is an integer number (34309800).

Almost surely, 2407049963 is an apocalyptic number.

407049963 is a deficient number, since it is larger than the sum of its proper divisors (141906837).

407049963 is a wasteful number, since it uses less digits than its factorization.

407049963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4282.

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 407049963 is about 20175.4792508133. The cubic root of 407049963 is about 741.1098290804.

The spelling of 407049963 in words is "four hundred seven million, forty-nine thousand, nine hundred sixty-three".

Divisors: 1 3 139 251 417 753 3889 11667 34889 104667 540571 976139 1621713 2928417 135683321 407049963