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1303314420 = 223521721907
BaseRepresentation
bin100110110101110…
…1111111111110100
310100211102020021110
41031223233333310
510132122030140
6333154315020
744203663332
oct11553577764
93324366243
101303314420
11609761461
12304588a70
1317a028785
14c5144b52
1579647380
hex4daefff4

1303314420 has 24 divisors (see below), whose sum is σ = 3649280544. Its totient is φ = 347550496.

The previous prime is 1303314413. The next prime is 1303314421. The reversal of 1303314420 is 244133031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303314421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10860894 + ... + 10861013.

It is an arithmetic number, because the mean of its divisors is an integer number (152053356).

Almost surely, 21303314420 is an apocalyptic number.

1303314420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303314420 is an abundant number, since it is smaller than the sum of its proper divisors (2345966124).

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

1303314420 is a wasteful number, since it uses less digits than its factorization.

1303314420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21721919 (or 21721917 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1303314420 is about 36101.4462314185. The cubic root of 1303314420 is about 1092.3196175611.

Adding to 1303314420 its reverse (244133031), we get a palindrome (1547447451).

The spelling of 1303314420 in words is "one billion, three hundred three million, three hundred fourteen thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 21721907 43443814 65165721 86887628 108609535 130331442 217219070 260662884 325828605 434438140 651657210 1303314420