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101312103130 = 25771101201829
BaseRepresentation
bin101111001011010101…
…1000000001011011010
3100200111121121002100221
41132112223000023122
53124441344300010
6114313033550254
710214415445030
oct1362653001332
9320447532327
10101312103130
1139a6a04a657
121777527538a
1397275c4624
144c91412550
15297e51adda
hex1796ac02da

101312103130 has 64 divisors (see below), whose sum is σ = 213442490880. Its totient is φ = 33907104000.

The previous prime is 101312103119. The next prime is 101312103131. The reversal of 101312103130 is 31301213101.

It is not an unprimeable number, because it can be changed into a prime (101312103131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 401056 + ... + 602884.

It is an arithmetic number, because the mean of its divisors is an integer number (3335038920).

Almost surely, 2101312103130 is an apocalyptic number.

101312103130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101312103130 is an abundant number, since it is smaller than the sum of its proper divisors (112130387750).

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

101312103130 is a wasteful number, since it uses less digits than its factorization.

101312103130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202015.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 101312103130 its reverse (31301213101), we get a palindrome (132613316231).

The spelling of 101312103130 in words is "one hundred one billion, three hundred twelve million, one hundred three thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 71 101 142 202 355 497 505 707 710 994 1010 1414 2485 3535 4970 7070 7171 14342 35855 50197 71710 100394 201829 250985 403658 501970 1009145 1412803 2018290 2825606 7064015 14128030 14329859 20384729 28659718 40769458 71649295 100309013 101923645 142693103 143298590 200618026 203847290 285386206 501545065 713465515 1003090130 1426931030 1447315759 2894631518 7236578795 10131210313 14473157590 20262420626 50656051565 101312103130