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88952380 = 22511439403
BaseRepresentation
bin1010100110101…
…00111000111100
320012101020201121
411103110320330
5140232434010
612454320324
72130040246
oct523247074
9205336647
1088952380
1146236270
12259590a4
131557615a
14bb57096
157c213da
hex54d4e3c

88952380 has 48 divisors (see below), whose sum is σ = 208543104. Its totient is φ = 31590720.

The previous prime is 88952351. The next prime is 88952387. The reversal of 88952380 is 8325988.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88952387) 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, 4759 + ... + 14161.

It is an arithmetic number, because the mean of its divisors is an integer number (4344648).

Almost surely, 288952380 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 88952380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104271552).

88952380 is an abundant number, since it is smaller than the sum of its proper divisors (119590724).

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

88952380 is a wasteful number, since it uses less digits than its factorization.

88952380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9466 (or 9464 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 43.

The square root of 88952380 is about 9431.4569394129. The cubic root of 88952380 is about 446.3948657036.

The spelling of 88952380 in words is "eighty-eight million, nine hundred fifty-two thousand, three hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 43 44 55 86 110 172 215 220 430 473 860 946 1892 2365 4730 9403 9460 18806 37612 47015 94030 103433 188060 206866 404329 413732 517165 808658 1034330 1617316 2021645 2068660 4043290 4447619 8086580 8895238 17790476 22238095 44476190 88952380