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90192020010 = 2353006400667
BaseRepresentation
bin101001111111111011…
…1010000001000101010
322121210122012100001120
41103333313100020222
52434203124120020
6105233400000110
76342020343441
oct1237767201052
9277718170046
1090192020010
1135283053614
1215591160036
1386748442a1
144518603d58
15252d15b740
hex14ffdd022a

90192020010 has 16 divisors (see below), whose sum is σ = 216460848096. Its totient is φ = 24051205328.

The previous prime is 90192019943. The next prime is 90192020029. The reversal of 90192020010 is 1002029109.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1503200304 + ... + 1503200363.

It is an arithmetic number, because the mean of its divisors is an integer number (13528803006).

Almost surely, 290192020010 is an apocalyptic number.

90192020010 is an abundant number, since it is smaller than the sum of its proper divisors (126268828086).

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

90192020010 is a wasteful number, since it uses less digits than its factorization.

90192020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006400677.

The product of its (nonzero) digits is 324, while the sum is 24.

Adding to 90192020010 its reverse (1002029109), we get a palindrome (91194049119).

The spelling of 90192020010 in words is "ninety billion, one hundred ninety-two million, twenty thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 3006400667 6012801334 9019202001 15032003335 18038404002 30064006670 45096010005 90192020010