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1351006230 = 235723327611
BaseRepresentation
bin101000010000110…
…1011100000010110
310111011011020010210
41100201223200112
510231324144410
6342020430250
745323235450
oct12041534026
93434136123
101351006230
11633675a82
12318548386
13186b86392
14cb5db2d0
157d918220
hex5086b816

1351006230 has 64 divisors (see below), whose sum is σ = 3721655808. Its totient is φ = 307464960.

The previous prime is 1351006213. The next prime is 1351006231. The reversal of 1351006230 is 326001531.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1351006197 and 1351006206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351006231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35125 + ... + 62735.

It is an arithmetic number, because the mean of its divisors is an integer number (58150872).

Almost surely, 21351006230 is an apocalyptic number.

1351006230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1351006230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1860827904).

1351006230 is an abundant number, since it is smaller than the sum of its proper divisors (2370649578).

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

1351006230 is a wasteful number, since it uses less digits than its factorization.

1351006230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27861.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 1351006230 is about 36756.0366470598. The cubic root of 1351006230 is about 1105.4839727321.

Adding to 1351006230 its reverse (326001531), we get a palindrome (1677007761).

The spelling of 1351006230 in words is "one billion, three hundred fifty-one million, six thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 233 466 699 1165 1398 1631 2330 3262 3495 4893 6990 8155 9786 16310 24465 27611 48930 55222 82833 138055 165666 193277 276110 386554 414165 579831 828330 966385 1159662 1932770 2899155 5798310 6433363 12866726 19300089 32166815 38600178 45033541 64333630 90067082 96500445 135100623 193000890 225167705 270201246 450335410 675503115 1351006230