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203000132130 = 23534719500493
BaseRepresentation
bin1011110100001111000…
…0000011001000100010
3201101222102120012002020
42331003300003020202
511311221013212010
6233131301202310
720444350436625
oct2750360031042
9641872505066
10203000132130
1179101311944
1233414400396
13161b1a4b8a3
149b7a71ddbc
155431a42470
hex2f43c03222

203000132130 has 32 divisors (see below), whose sum is σ = 488604377664. Its totient is φ = 53977361856.

The previous prime is 203000132117. The next prime is 203000132197. The reversal of 203000132130 is 31231000302.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9739837 + ... + 9760656.

It is an arithmetic number, because the mean of its divisors is an integer number (15268886802).

Almost surely, 2203000132130 is an apocalyptic number.

203000132130 is an abundant number, since it is smaller than the sum of its proper divisors (285604245534).

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

203000132130 is a wasteful number, since it uses less digits than its factorization.

203000132130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19500850.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 203000132130 its reverse (31231000302), we get a palindrome (234231132432).

The spelling of 203000132130 in words is "two hundred three billion, one hundred thirty-two thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 347 694 1041 1735 2082 3470 5205 10410 19500493 39000986 58501479 97502465 117002958 195004930 292507395 585014790 6766671071 13533342142 20300013213 33833355355 40600026426 67666710710 101500066065 203000132130