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972160 = 2757231
BaseRepresentation
bin11101101010110000000
31211101112221
43231112000
5222102120
632500424
711156200
oct3552600
91741487
10972160
11604442
123aa714
13280657
141b4400
151430aa
hexed580

972160 has 96 divisors (see below), whose sum is σ = 2790720. Its totient is φ = 322560.

The previous prime is 972137. The next prime is 972161. The reversal of 972160 is 61279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31345 + ... + 31375.

It is an arithmetic number, because the mean of its divisors is an integer number (29070).

2972160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 972160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1395360).

972160 is an abundant number, since it is smaller than the sum of its proper divisors (1818560).

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

972160 is a wasteful number, since it uses less digits than its factorization.

972160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64 (or 45 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 972160 is about 985.9817442529. The cubic root of 972160 is about 99.0632524398.

The spelling of 972160 in words is "nine hundred seventy-two thousand, one hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 31 32 35 40 49 56 62 64 70 80 98 112 124 128 140 155 160 196 217 224 245 248 280 310 320 392 434 448 490 496 560 620 640 784 868 896 980 992 1085 1120 1240 1519 1568 1736 1960 1984 2170 2240 2480 3038 3136 3472 3920 3968 4340 4480 4960 6076 6272 6944 7595 7840 8680 9920 12152 13888 15190 15680 17360 19840 24304 27776 30380 31360 34720 48608 60760 69440 97216 121520 138880 194432 243040 486080 972160