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85153152 = 273779401
BaseRepresentation
bin1010001001101…
…01010110000000
312221020020011110
411010311112000
5133244400102
612241043320
72052534630
oct504652600
9187206143
1085153152
1144080907
1224626540
1314845aa6
14b4486c0
15772086c
hex5135580

85153152 has 128 divisors (see below), whose sum is σ = 262425600. Its totient is φ = 23961600.

The previous prime is 85153147. The next prime is 85153157. The reversal of 85153152 is 25135158.

It is an interprime number because it is at equal distance from previous prime (85153147) and next prime (85153157).

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85153157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212152 + ... + 212552.

It is an arithmetic number, because the mean of its divisors is an integer number (2050200).

Almost surely, 285153152 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 85153152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131212800).

85153152 is an abundant number, since it is smaller than the sum of its proper divisors (177272448).

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

85153152 is a wasteful number, since it uses less digits than its factorization.

85153152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504 (or 492 counting only the distinct ones).

The product of its digits is 6000, while the sum is 30.

The square root of 85153152 is about 9227.8465526904. The cubic root of 85153152 is about 439.9468806397.

The spelling of 85153152 in words is "eighty-five million, one hundred fifty-three thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 79 84 96 112 128 158 168 192 224 237 316 336 384 401 448 474 553 632 672 802 896 948 1106 1203 1264 1344 1604 1659 1896 2212 2406 2528 2688 2807 3208 3318 3792 4424 4812 5056 5614 6416 6636 7584 8421 8848 9624 10112 11228 12832 13272 15168 16842 17696 19248 22456 25664 26544 30336 31679 33684 35392 38496 44912 51328 53088 63358 67368 70784 76992 89824 95037 106176 126716 134736 153984 179648 190074 212352 221753 253432 269472 359296 380148 443506 506864 538944 665259 760296 887012 1013728 1077888 1330518 1520592 1774024 2027456 2661036 3041184 3548048 4054912 5322072 6082368 7096096 10644144 12164736 14192192 21288288 28384384 42576576 85153152