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1308627124 = 22726676669
BaseRepresentation
bin100111000000000…
…0001000010110100
310101012102010221021
41032000001002310
510140002031444
6333504230524
744300101300
oct11600010264
93335363837
101308627124
1161175aa22
1230630b444
1317b16899c
14c5b28d00
1579d46584
hex4e0010b4

1308627124 has 18 divisors (see below), whose sum is σ = 2663991330. Its totient is φ = 560840112.

The previous prime is 1308627119. The next prime is 1308627143. The reversal of 1308627124 is 4217268031.

It can be written as a sum of positive squares in only one way, i.e., 1262523024 + 46104100 = 35532^2 + 6790^2 .

It is a super-2 number, since 2×13086271242 = 3425009899337022752, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1308627124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3338139 + ... + 3338530.

Almost surely, 21308627124 is an apocalyptic number.

1308627124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1308627124 is an abundant number, since it is smaller than the sum of its proper divisors (1355364206).

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

1308627124 is a wasteful number, since it uses less digits than its factorization.

1308627124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6676687 (or 6676678 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 1308627124 is about 36174.9516101957. The cubic root of 1308627124 is about 1093.8018138654.

The spelling of 1308627124 in words is "one billion, three hundred eight million, six hundred twenty-seven thousand, one hundred twenty-four".

Divisors: 1 2 4 7 14 28 49 98 196 6676669 13353338 26706676 46736683 93473366 186946732 327156781 654313562 1308627124