Search a number
-
+
131000030014302 = 232431558110862633
BaseRepresentation
bin11101110010010011010010…
…010000010010101101011110
3122011211110222022220121010200
4131302103102100102231132
5114132301030140424202
61142340325531444330
736410303602445661
oct3562232220225536
9564743868817120
10131000030014302
1138816889863329
1212838824bb66a6
135813332b2c367
14244c6145b96d8
15102292878ce1c
hex7724d2412b5e

131000030014302 has 48 divisors (see below), whose sum is σ = 290452842087408. Its totient is φ = 42648431253120.

The previous prime is 131000030014297. The next prime is 131000030014349. The reversal of 131000030014302 is 203410030000131.

It is a super-2 number, since 2×1310000300143022 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 6628378 + ... + 17491010.

It is an arithmetic number, because the mean of its divisors is an integer number (6051100876821).

Almost surely, 2131000030014302 is an apocalyptic number.

131000030014302 is an abundant number, since it is smaller than the sum of its proper divisors (159452812073106).

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

131000030014302 is a wasteful number, since it uses less digits than its factorization.

131000030014302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10878265 (or 10878262 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 131000030014302 its reverse (203410030000131), we get a palindrome (334410060014433).

The spelling of 131000030014302 in words is "one hundred thirty-one trillion, thirty million, fourteen thousand, three hundred two".

Divisors: 1 2 3 6 9 18 43 86 129 258 387 774 15581 31162 46743 93486 140229 280458 669983 1339966 2009949 4019898 6029847 10862633 12059694 21725266 32587899 65175798 97763697 195527394 467093219 934186438 1401279657 2802559314 4203838971 8407677942 169250684773 338501369546 507752054319 1015504108638 1523256162957 3046512325914 7277779445239 14555558890478 21833338335717 43666676671434 65500015007151 131000030014302