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130948219420 = 2256547410971
BaseRepresentation
bin111100111110100011…
…1110100001000011100
3110112000000011210010121
41321331013310020130
54121140221010140
6140053510444324
712314006333314
oct1717507641034
9415000153117
10130948219420
1150597946447
12214663636a4
13c46b482005
1464a33b8444
15361621764a
hex1e7d1f421c

130948219420 has 12 divisors (see below), whose sum is σ = 274991260824. Its totient is φ = 52379287760.

The previous prime is 130948219417. The next prime is 130948219421. The reversal of 130948219420 is 24912849031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130948219421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3273705466 + ... + 3273705505.

It is an arithmetic number, because the mean of its divisors is an integer number (22915938402).

Almost surely, 2130948219420 is an apocalyptic number.

130948219420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130948219420 is an abundant number, since it is smaller than the sum of its proper divisors (144043041404).

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

130948219420 is a wasteful number, since it uses less digits than its factorization.

130948219420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6547410980 (or 6547410978 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 130948219420 in words is "one hundred thirty billion, nine hundred forty-eight million, two hundred nineteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 6547410971 13094821942 26189643884 32737054855 65474109710 130948219420