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87029152 = 2573183151
BaseRepresentation
bin1010010111111…
…11010110100000
320001202112112221
411023333112200
5134234413102
612345200424
72104510210
oct513772640
9201675487
1087029152
1145142321
1225190114
1315051952
14b7b6240
157991637
hex52ff5a0

87029152 has 96 divisors (see below), whose sum is σ = 205922304. Its totient is φ = 35424000.

The previous prime is 87029081. The next prime is 87029153. The reversal of 87029152 is 25192078.

It is not an unprimeable number, because it can be changed into a prime (87029153) 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, 576277 + ... + 576427.

It is an arithmetic number, because the mean of its divisors is an integer number (2145024).

Almost surely, 287029152 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 87029152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102961152).

87029152 is an abundant number, since it is smaller than the sum of its proper divisors (118893152).

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

87029152 is a wasteful number, since it uses less digits than its factorization.

87029152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282 (or 274 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 87029152 is about 9328.9416334330. The cubic root of 87029152 is about 443.1542485583.

The spelling of 87029152 in words is "eighty-seven million, twenty-nine thousand, one hundred fifty-two".

Divisors: 1 2 4 7 8 14 16 28 31 32 56 62 83 112 124 151 166 217 224 248 302 332 434 496 581 604 664 868 992 1057 1162 1208 1328 1736 2114 2324 2416 2573 2656 3472 4228 4648 4681 4832 5146 6944 8456 9296 9362 10292 12533 16912 18011 18592 18724 20584 25066 32767 33824 36022 37448 41168 50132 65534 72044 74896 82336 87731 100264 131068 144088 149792 175462 200528 262136 288176 350924 388523 401056 524272 576352 701848 777046 1048544 1403696 1554092 2719661 2807392 3108184 5439322 6216368 10878644 12432736 21757288 43514576 87029152