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15106116660 = 22351973127607
BaseRepresentation
bin11100001000110010…
…10000110000110100
31102222202211020101020
432010121100300310
5221414131213120
610534544301140
71043225605305
oct160431206064
942882736336
1015106116660
116452011038
122b170117b0
13156982198b
14a343687ac
155d62c6640
hex384650c34

15106116660 has 48 divisors (see below), whose sum is σ = 42318896256. Its totient is φ = 4026224512.

The previous prime is 15106116659. The next prime is 15106116661. The reversal of 15106116660 is 6661160151.

It is an interprime number because it is at equal distance from previous prime (15106116659) and next prime (15106116661).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15106116661) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 54577 + ... + 182183.

It is an arithmetic number, because the mean of its divisors is an integer number (881643672).

Almost surely, 215106116660 is an apocalyptic number.

15106116660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15106116660 is an abundant number, since it is smaller than the sum of its proper divisors (27212779596).

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

15106116660 is a wasteful number, since it uses less digits than its factorization.

15106116660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129592 (or 129590 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 15106116660 in words is "fifteen billion, one hundred six million, one hundred sixteen thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1973 3946 5919 7892 9865 11838 19730 23676 29595 39460 59190 118380 127607 255214 382821 510428 638035 765642 1276070 1531284 1914105 2552140 3828210 7656420 251768611 503537222 755305833 1007074444 1258843055 1510611666 2517686110 3021223332 3776529165 5035372220 7553058330 15106116660