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3130001010 = 2325197176537
BaseRepresentation
bin1011101010010000…
…0000011001110010
322002010122112012100
42322210000121302
522402240013020
61234330441230
7140364366243
oct27244003162
98063575170
103130001010
1113668930a4
12734293216
133ab600606
142199a6cca
15134bc2a90
hexba900672

3130001010 has 48 divisors (see below), whose sum is σ = 8179358616. Its totient is φ = 830425344.

The previous prime is 3130000987. The next prime is 3130001033. The reversal of 3130001010 is 101000313.

It is an interprime number because it is at equal distance from previous prime (3130000987) and next prime (3130001033).

It can be written as a sum of positive squares in 4 ways, for example, as 3092583321 + 37417689 = 55611^2 + 6117^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 3130000983 and 3130001001.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 70539 + ... + 105998.

Almost surely, 23130001010 is an apocalyptic number.

3130001010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3130001010 is an abundant number, since it is smaller than the sum of its proper divisors (5049357606).

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

3130001010 is a wasteful number, since it uses less digits than its factorization.

3130001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176747 (or 176744 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 9.

The square root of 3130001010 is about 55946.4119492930. The cubic root of 3130001010 is about 1462.7883490182.

Adding to 3130001010 its reverse (101000313), we get a palindrome (3231001323).

The spelling of 3130001010 in words is "three billion, one hundred thirty million, one thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 197 394 591 985 1182 1773 1970 2955 3546 5910 8865 17730 176537 353074 529611 882685 1059222 1588833 1765370 2648055 3177666 5296110 7944165 15888330 34777789 69555578 104333367 173888945 208666734 313000101 347777890 521666835 626000202 1043333670 1565000505 3130001010