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70214053 = 713771583
BaseRepresentation
bin1000010111101…
…10000110100101
311220010020120111
410023312012211
5120433322203
610544533021
71511544460
oct413660645
9156106514
1070214053
11366a7948
121b621171
13117150a0
14947a2d7
15626e26d
hex42f61a5

70214053 has 8 divisors (see below), whose sum is σ = 86417408. Its totient is φ = 55553904.

The previous prime is 70214047. The next prime is 70214077. The reversal of 70214053 is 35041207.

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

It is not a de Polignac number, because 70214053 - 221 = 68116901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70214093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385701 + ... + 385882.

It is an arithmetic number, because the mean of its divisors is an integer number (10802176).

Almost surely, 270214053 is an apocalyptic number.

It is an amenable number.

70214053 is a deficient number, since it is larger than the sum of its proper divisors (16203355).

70214053 is a wasteful number, since it uses less digits than its factorization.

70214053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771603.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 70214053 is about 8379.3826144890. The cubic root of 70214053 is about 412.5481851272.

The spelling of 70214053 in words is "seventy million, two hundred fourteen thousand, fifty-three".

Divisors: 1 7 13 91 771583 5401081 10030579 70214053