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230207552 = 2623433637
BaseRepresentation
bin11011011100010…
…11000001000000
3121001011202101122
431232023001000
5432413120202
634502051412
75463506021
oct1556130100
9531152348
10230207552
11108a45383
1265119b68
13389028b3
1422806c48
15153249a2
hexdb8b040

230207552 has 56 divisors (see below), whose sum is σ = 487899456. Its totient is φ = 107509248.

The previous prime is 230207531. The next prime is 230207563. The reversal of 230207552 is 255702032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61478 + ... + 65114.

Almost surely, 2230207552 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 230207552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243949728).

230207552 is an abundant number, since it is smaller than the sum of its proper divisors (257691904).

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

230207552 is a wasteful number, since it uses less digits than its factorization.

230207552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3715 (or 3705 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 230207552 is about 15172.5921318673. The cubic root of 230207552 is about 612.8768100381.

Adding to 230207552 its reverse (255702032), we get a palindrome (485909584).

The spelling of 230207552 in words is "two hundred thirty million, two hundred seven thousand, five hundred fifty-two".

Divisors: 1 2 4 8 16 23 32 43 46 64 86 92 172 184 344 368 688 736 989 1376 1472 1978 2752 3637 3956 7274 7912 14548 15824 29096 31648 58192 63296 83651 116384 156391 167302 232768 312782 334604 625564 669208 1251128 1338416 2502256 2676832 3596993 5004512 5353664 7193986 10009024 14387972 28775944 57551888 115103776 230207552