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3103130400 = 253521292971
BaseRepresentation
bin1011100011110110…
…0000001100100000
322000021002100122120
42320331200030200
522323400133100
61231530504240
7136620113256
oct27075401440
98007070576
103103130400
1113526aa887
12727295080
133a5b82b46
142161b05d6
151326660a0
hexb8f60320

3103130400 has 72 divisors (see below), whose sum is σ = 10100697264. Its totient is φ = 827500800.

The previous prime is 3103130347. The next prime is 3103130431. The reversal of 3103130400 is 40313013.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 3103130400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 644086 + ... + 648885.

It is an arithmetic number, because the mean of its divisors is an integer number (140287462).

Almost surely, 23103130400 is an apocalyptic number.

3103130400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3103130400 is an abundant number, since it is smaller than the sum of its proper divisors (6997566864).

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

3103130400 is a wasteful number, since it uses less digits than its factorization.

3103130400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292994 (or 1292981 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 3103130400 is about 55705.7483568797. The cubic root of 3103130400 is about 1458.5903702219.

Adding to 3103130400 its reverse (40313013), we get a palindrome (3143443413).

The spelling of 3103130400 in words is "three billion, one hundred three million, one hundred thirty thousand, four hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 75 80 96 100 120 150 160 200 240 300 400 480 600 800 1200 2400 1292971 2585942 3878913 5171884 6464855 7757826 10343768 12929710 15515652 19394565 20687536 25859420 31031304 32324275 38789130 41375072 51718840 62062608 64648550 77578260 96972825 103437680 124125216 129297100 155156520 193945650 206875360 258594200 310313040 387891300 517188400 620626080 775782600 1034376800 1551565200 3103130400