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70482015 = 3351633203
BaseRepresentation
bin1000011001101…
…11100001011111
311220121212011000
410030313201133
5121020411030
610554401343
71514041632
oct414674137
9156555130
1070482015
11368701aa
121b730253
13117aa046
149509c19
1562c3860
hex433785f

70482015 has 32 divisors (see below), whose sum is σ = 126109440. Its totient is φ = 37348128.

The previous prime is 70482007. The next prime is 70482047. The reversal of 70482015 is 51028407.

It is not a de Polignac number, because 70482015 - 23 = 70482007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 70482015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20404 + ... + 23606.

It is an arithmetic number, because the mean of its divisors is an integer number (3940920).

Almost surely, 270482015 is an apocalyptic number.

70482015 is a deficient number, since it is larger than the sum of its proper divisors (55627425).

70482015 is a wasteful number, since it uses less digits than its factorization.

70482015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3380 (or 3374 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 70482015 is about 8395.3567523959. The cubic root of 70482015 is about 413.0723295122.

The spelling of 70482015 in words is "seventy million, four hundred eighty-two thousand, fifteen".

Divisors: 1 3 5 9 15 27 45 135 163 489 815 1467 2445 3203 4401 7335 9609 16015 22005 28827 48045 86481 144135 432405 522089 1566267 2610445 4698801 7831335 14096403 23494005 70482015