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71404095 = 357680039
BaseRepresentation
bin1000100000110…
…00101000111111
311222100201000010
410100120220333
5121234412340
611030234303
71524632130
oct420305077
9158321003
1071404095
113733aa54
121bab5993
1311a40959
1496a9c87
156406b80
hex4418a3f

71404095 has 16 divisors (see below), whose sum is σ = 130567680. Its totient is φ = 32641824.

The previous prime is 71404087. The next prime is 71404103. The reversal of 71404095 is 59040417.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (71404087) and next prime (71404103).

It is not a de Polignac number, because 71404095 - 23 = 71404087 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339915 + ... + 340124.

It is an arithmetic number, because the mean of its divisors is an integer number (8160480).

Almost surely, 271404095 is an apocalyptic number.

71404095 is a deficient number, since it is larger than the sum of its proper divisors (59163585).

71404095 is a wasteful number, since it uses less digits than its factorization.

71404095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680054.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 71404095 is about 8450.0943781712. The cubic root of 71404095 is about 414.8658684924.

The spelling of 71404095 in words is "seventy-one million, four hundred four thousand, ninety-five".

Divisors: 1 3 5 7 15 21 35 105 680039 2040117 3400195 4760273 10200585 14280819 23801365 71404095