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137159774830 = 251313925312999
BaseRepresentation
bin111111110111101011…
…1000001001001101110
3111010000220022111021101
41333233113001021232
54221400400243310
6143002121553314
712623642564311
oct1775727011156
9433026274241
10137159774830
1153195131a11
12226ba64583a
13cc1b31c8a0
1468d2336978
15387b6dd43a
hex1fef5c126e

137159774830 has 64 divisors (see below), whose sum is σ = 267986880000. Its totient is φ = 50242642560.

The previous prime is 137159774813. The next prime is 137159774831. The reversal of 137159774830 is 38477951731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137159774831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45733671 + ... + 45736669.

It is an arithmetic number, because the mean of its divisors is an integer number (4187295000).

Almost surely, 2137159774830 is an apocalyptic number.

137159774830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137159774830 is a deficient number, since it is larger than the sum of its proper divisors (130827105170).

137159774830 is a wasteful number, since it uses less digits than its factorization.

137159774830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5689.

The product of its (nonzero) digits is 4445280, while the sum is 55.

The spelling of 137159774830 in words is "one hundred thirty-seven billion, one hundred fifty-nine million, seven hundred seventy-four thousand, eight hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 139 278 695 1390 1807 2531 2999 3614 5062 5998 9035 12655 14995 18070 25310 29990 32903 38987 65806 77974 164515 194935 329030 351809 389870 416861 703618 833722 1759045 2084305 3518090 4168610 4573517 5419193 7590469 9147034 10838386 15180938 22867585 27095965 37952345 45735170 54191930 75904690 98676097 197352194 493380485 986760970 1055075191 2110150382 5275375955 10550751910 13715977483 27431954966 68579887415 137159774830