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70974 = 2323943
BaseRepresentation
bin10001010100111110
310121100200
4101110332
54232344
61304330
7413631
oct212476
9117320
1070974
1149362
12350a6
13263c7
141bc18
1516069
hex1153e

70974 has 12 divisors (see below), whose sum is σ = 153816. Its totient is φ = 23652.

The previous prime is 70969. The next prime is 70979. The reversal of 70974 is 47907.

It is an interprime number because it is at equal distance from previous prime (70969) and next prime (70979).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 70974.

It is not an unprimeable number, because it can be changed into a prime (70979) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1954 + ... + 1989.

It is an arithmetic number, because the mean of its divisors is an integer number (12818).

270974 is an apocalyptic number.

70974 is an abundant number, since it is smaller than the sum of its proper divisors (82842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70974 is a wasteful number, since it uses less digits than its factorization.

70974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3951 (or 3948 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 70974 is about 266.4094592915. The cubic root of 70974 is about 41.4031223578.

The spelling of 70974 in words is "seventy thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 9 18 3943 7886 11829 23658 35487 70974