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240103430 = 257370001
BaseRepresentation
bin11100100111110…
…11000000000110
3121201210111222122
432103323000012
5442431302210
635454125542
75643563000
oct1623730006
9551714878
10240103430
11113594296
12684b08b2
133a988c48
1423c61370
151612bb55
hexe4fb006

240103430 has 32 divisors (see below), whose sum is σ = 504014400. Its totient is φ = 82320000.

The previous prime is 240103429. The next prime is 240103433. The reversal of 240103430 is 34301042.

It is a junction number, because it is equal to n+sod(n) for n = 240103399 and 240103408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240103433) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 31571 + ... + 38430.

It is an arithmetic number, because the mean of its divisors is an integer number (15750450).

Almost surely, 2240103430 is an apocalyptic number.

240103430 is an abundant number, since it is smaller than the sum of its proper divisors (263910970).

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

240103430 is an equidigital number, since it uses as much as digits as its factorization.

240103430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70029 (or 70015 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 240103430 is about 15495.2712141479. The cubic root of 240103430 is about 621.5357608857.

Adding to 240103430 its reverse (34301042), we get a palindrome (274404472).

The spelling of 240103430 in words is "two hundred forty million, one hundred three thousand, four hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 343 490 686 1715 3430 70001 140002 350005 490007 700010 980014 2450035 3430049 4900070 6860098 17150245 24010343 34300490 48020686 120051715 240103430