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980070 = 235713359
BaseRepresentation
bin11101111010001100110
31211210101220
43233101212
5222330240
633001210
711221230
oct3572146
91753356
10980070
1160a383
123b3206
13284130
141b7250
151455d0
hexef466

980070 has 64 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 206208.

The previous prime is 980069. The next prime is 980071. The reversal of 980070 is 70089.

It is an interprime number because it is at equal distance from previous prime (980069) and next prime (980071).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 980070.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 980070.

It is not an unprimeable number, because it can be changed into a prime (980071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2551 + ... + 2909.

It is an arithmetic number, because the mean of its divisors is an integer number (45360).

2980070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 980070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1451520).

980070 is an abundant number, since it is smaller than the sum of its proper divisors (1922970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

980070 is a wasteful number, since it uses less digits than its factorization.

980070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 980070 is about 989.9848483689. The cubic root of 980070 is about 99.3312037540.

It can be divided in two parts, 9800 and 70, that added together give a triangular number (9870 = T140).

The spelling of 980070 in words is "nine hundred eighty thousand, seventy".

Divisors: 1 2 3 5 6 7 10 13 14 15 21 26 30 35 39 42 65 70 78 91 105 130 182 195 210 273 359 390 455 546 718 910 1077 1365 1795 2154 2513 2730 3590 4667 5026 5385 7539 9334 10770 12565 14001 15078 23335 25130 28002 32669 37695 46670 65338 70005 75390 98007 140010 163345 196014 326690 490035 980070