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3100134430 = 25192858763
BaseRepresentation
bin1011100011001000…
…0100110000011110
322000001110010221201
42320302010300132
522322113300210
61231342350114
7136552464541
oct27062046036
98001403851
103100134430
111350a43978
1272628b33a
133a5374293
14215a30858
1513227353a
hexb8c84c1e

3100134430 has 24 divisors (see below), whose sum is σ = 5889403512. Its totient is φ = 1174786416.

The previous prime is 3100134391. The next prime is 3100134437. The reversal of 3100134430 is 344310013.

It is a super-2 number, since 2×31001344302 = 19221666968142849800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 3100134398 and 3100134407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3100134437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 425772 + ... + 432991.

It is an arithmetic number, because the mean of its divisors is an integer number (245391813).

Almost surely, 23100134430 is an apocalyptic number.

3100134430 is a deficient number, since it is larger than the sum of its proper divisors (2789269082).

3100134430 is a wasteful number, since it uses less digits than its factorization.

3100134430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858808 (or 858789 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3100134430 is about 55678.8508322505. The cubic root of 3100134430 is about 1458.1208121186.

Adding to 3100134430 its reverse (344310013), we get a palindrome (3444444443).

The spelling of 3100134430 in words is "three billion, one hundred million, one hundred thirty-four thousand, four hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 361 722 1805 3610 858763 1717526 4293815 8587630 16316497 32632994 81582485 163164970 310013443 620026886 1550067215 3100134430