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88030628 = 2277144281
BaseRepresentation
bin1010011111100…
…11110110100100
320010122102022122
411033303312210
5140013440003
612422445112
72116151030
oct517636644
9203572278
1088030628
1145766794
1225593798
131531273a
14b9971c0
157add238
hex53f3da4

88030628 has 24 divisors (see below), whose sum is σ = 178545024. Its totient is φ = 37195200.

The previous prime is 88030603. The next prime is 88030639. The reversal of 88030628 is 82603088.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20153 + ... + 24128.

It is an arithmetic number, because the mean of its divisors is an integer number (7439376).

Almost surely, 288030628 is an apocalyptic number.

It is an amenable number.

88030628 is an abundant number, since it is smaller than the sum of its proper divisors (90514396).

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

88030628 is a wasteful number, since it uses less digits than its factorization.

88030628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44363 (or 44361 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 88030628 is about 9382.4638555126. The cubic root of 88030628 is about 444.8476152057.

The spelling of 88030628 in words is "eighty-eight million, thirty thousand, six hundred twenty-eight".

Divisors: 1 2 4 7 14 28 71 142 284 497 994 1988 44281 88562 177124 309967 619934 1239868 3143951 6287902 12575804 22007657 44015314 88030628