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70155214 = 2120129207
BaseRepresentation
bin1000010111001…
…11101111001110
311220000020212021
410023213233032
5120424431324
610543400354
71511211103
oct413475716
9156006767
1070155214
1136667718
121b5b30ba
13116c437c
149462aaa
15625bae4
hex42e7bce

70155214 has 8 divisors (see below), whose sum is σ = 105324048. Its totient is φ = 35047200.

The previous prime is 70155203. The next prime is 70155227. The reversal of 70155214 is 41255107.

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

It is a congruent number.

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, 12202 + ... + 17005.

It is an arithmetic number, because the mean of its divisors is an integer number (13165506).

Almost surely, 270155214 is an apocalyptic number.

70155214 is a deficient number, since it is larger than the sum of its proper divisors (35168834).

70155214 is a wasteful number, since it uses less digits than its factorization.

70155214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30410.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 70155214 is about 8375.8709397889. The cubic root of 70155214 is about 412.4329152002.

The spelling of 70155214 in words is "seventy million, one hundred fifty-five thousand, two hundred fourteen".

Divisors: 1 2 1201 2402 29207 58414 35077607 70155214