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8101030 = 257196091
BaseRepresentation
bin11110111001110010100110
3120020120112011
4132321302212
54033213110
6445344434
7125600110
oct36716246
916216464
108101030
114633473
12286811a
1318a8412
14110c3b0
15aa048a
hex7b9ca6

8101030 has 32 divisors (see below), whose sum is σ = 17544960. Its totient is φ = 2630880.

The previous prime is 8101021. The next prime is 8101031. The reversal of 8101030 is 301018.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 8101030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8101031) 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, 1716 + ... + 4375.

It is an arithmetic number, because the mean of its divisors is an integer number (548280).

Almost surely, 28101030 is an apocalyptic number.

8101030 is an abundant number, since it is smaller than the sum of its proper divisors (9443930).

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

8101030 is a wasteful number, since it uses less digits than its factorization.

8101030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6124.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 8101030 is about 2846.2308409544. The cubic root of 8101030 is about 200.8383972063.

Adding to 8101030 its reverse (301018), we get a palindrome (8402048).

The spelling of 8101030 in words is "eight million, one hundred one thousand, thirty".

Divisors: 1 2 5 7 10 14 19 35 38 70 95 133 190 266 665 1330 6091 12182 30455 42637 60910 85274 115729 213185 231458 426370 578645 810103 1157290 1620206 4050515 8101030