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88830040 = 23513170827
BaseRepresentation
bin1010100101101…
…11000001011000
320012011000220111
411102313001120
5140220030130
612451534104
72126020465
oct522670130
9205130814
1088830040
1146162362
12258ba334
1315532570
14bb2466c
157bea02a
hex54b7058

88830040 has 32 divisors (see below), whose sum is σ = 215243280. Its totient is φ = 32798592.

The previous prime is 88830037. The next prime is 88830041. The reversal of 88830040 is 4003888.

It is a junction number, because it is equal to n+sod(n) for n = 88829984 and 88830011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88830041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84894 + ... + 85933.

Almost surely, 288830040 is an apocalyptic number.

It is an amenable number.

88830040 is an abundant number, since it is smaller than the sum of its proper divisors (126413240).

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

88830040 is a wasteful number, since it uses less digits than its factorization.

88830040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170851 (or 170847 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 88830040 is about 9424.9689654661. The cubic root of 88830040 is about 446.1901231821.

The spelling of 88830040 in words is "eighty-eight million, eight hundred thirty thousand, forty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 170827 341654 683308 854135 1366616 1708270 2220751 3416540 4441502 6833080 8883004 11103755 17766008 22207510 44415020 88830040