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70910014 = 2719269991
BaseRepresentation
bin1000011101000…
…00000000111110
311221102121020211
410032200000332
5121123110024
611011503034
71520503510
oct416400076
9157377224
1070910014
113703281a
121b8b7a7a
13118c9ab6
1495bbbb0
15635a594
hex43a003e

70910014 has 32 divisors (see below), whose sum is σ = 128563200. Its totient is φ = 28654560.

The previous prime is 70910003. The next prime is 70910023. The reversal of 70910014 is 41001907.

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, 71059 + ... + 72049.

It is an arithmetic number, because the mean of its divisors is an integer number (4017600).

Almost surely, 270910014 is an apocalyptic number.

70910014 is a deficient number, since it is larger than the sum of its proper divisors (57653186).

70910014 is a wasteful number, since it uses less digits than its factorization.

70910014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 70910014 is about 8420.8083934976. The cubic root of 70910014 is about 413.9067640711.

The spelling of 70910014 in words is "seventy million, nine hundred ten thousand, fourteen".

Divisors: 1 2 7 14 19 38 133 266 269 538 991 1883 1982 3766 5111 6937 10222 13874 18829 35777 37658 71554 131803 263606 266579 533158 1866053 3732106 5065001 10130002 35455007 70910014