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10231213313204 = 22132917339217481
BaseRepresentation
bin1001010011100010001111…
…0101011100110010110100
31100020002112211212112111222
42110320203311130302310
52320112011102010304
633432053212445512
72104116001154402
oct224704365346264
940202484775458
1010231213313204
113295040208434
121192a64779898
13592a510158a0
1427529c852472
1512b20d7ab4be
hex94e23d5ccb4

10231213313204 has 48 divisors (see below), whose sum is σ = 20062095091920. Its totient is φ = 4532913208320.

The previous prime is 10231213313197. The next prime is 10231213313249. The reversal of 10231213313204 is 40231331213201.

It is a happy number.

10231213313204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 19417865104 + 10211795448100 = 139348^2 + 3195590^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent 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, 19347857 + ... + 19869624.

It is an arithmetic number, because the mean of its divisors is an integer number (417960314415).

Almost surely, 210231213313204 is an apocalyptic number.

It is an amenable number.

10231213313204 is a deficient number, since it is larger than the sum of its proper divisors (9830881778716).

10231213313204 is a wasteful number, since it uses less digits than its factorization.

10231213313204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39217700 (or 39217698 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 10231213313204 its reverse (40231331213201), we get a palindrome (50462544526405).

The spelling of 10231213313204 in words is "ten trillion, two hundred thirty-one billion, two hundred thirteen million, three hundred thirteen thousand, two hundred four".

Divisors: 1 2 4 13 26 29 52 58 116 173 346 377 692 754 1508 2249 4498 5017 8996 10034 20068 65221 130442 260884 39217481 78434962 156869924 509827253 1019654506 1137306949 2039309012 2274613898 4549227796 6784624213 13569248426 14784990337 27138496852 29569980674 59139961348 88200114769 176400229538 196754102177 352800459076 393508204354 787016408708 2557803328301 5115606656602 10231213313204