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70500274 = 2132711549
BaseRepresentation
bin1000011001110…
…11111110110010
311220122210012021
410030323332302
5121022002044
610555022054
71514146105
oct414737662
9156583167
1070500274
1136882999
121b73a92a
13117b5450
14951273c
1562c8e84
hex433bfb2

70500274 has 8 divisors (see below), whose sum is σ = 113885100. Its totient is φ = 32538576.

The previous prime is 70500253. The next prime is 70500299. The reversal of 70500274 is 47200507.

It can be written as a sum of positive squares in 2 ways, for example, as 69305625 + 1194649 = 8325^2 + 1093^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1355749 + ... + 1355800.

Almost surely, 270500274 is an apocalyptic number.

70500274 is a deficient number, since it is larger than the sum of its proper divisors (43384826).

70500274 is a wasteful number, since it uses less digits than its factorization.

70500274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2711564.

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 70500274 is about 8396.4441283200. Note that the first 3 decimals coincide. The cubic root of 70500274 is about 413.1079964667.

The spelling of 70500274 in words is "seventy million, five hundred thousand, two hundred seventy-four".

Divisors: 1 2 13 26 2711549 5423098 35250137 70500274