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10101379484 = 227929338821
BaseRepresentation
bin10010110100001011…
…01101000110011100
3222001222112020122002
421122011231012130
5131141423120414
64350203341432
7505215210650
oct113205550634
928058466562
1010101379484
114313a68a09
121b5ab21878
13c4c9c4b31
146bb7d2a60
153e1c364de
hex25a16d19c

10101379484 has 24 divisors (see below), whose sum is σ = 20205453408. Its totient is φ = 4328585280.

The previous prime is 10101379471. The next prime is 10101379487. The reversal of 10101379484 is 48497310101.

It is a super-2 number, since 2×101013794842 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101379487) 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, 240794 + ... + 279614.

It is an arithmetic number, because the mean of its divisors is an integer number (841893892).

Almost surely, 210101379484 is an apocalyptic number.

10101379484 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10101379484 is an abundant number, since it is smaller than the sum of its proper divisors (10104073924).

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

10101379484 is a wasteful number, since it uses less digits than its factorization.

10101379484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48125 (or 48123 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

Adding to 10101379484 its reverse (48497310101), we get a palindrome (58598689585).

The spelling of 10101379484 in words is "ten billion, one hundred one million, three hundred seventy-nine thousand, four hundred eighty-four".

Divisors: 1 2 4 7 14 28 9293 18586 37172 38821 65051 77642 130102 155284 260204 271747 543494 1086988 360763553 721527106 1443054212 2525344871 5050689742 10101379484