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148400412 = 223171938287
BaseRepresentation
bin10001101100001…
…10100100011100
3101100020112002120
420312012210130
5300442303122
622420422540
73451245156
oct1066064434
9340215076
10148400412
117684a476
1241847a50
132498bac4
14159cdad6
15d06575c
hex8d8691c

148400412 has 48 divisors (see below), whose sum is σ = 385943040. Its totient is φ = 44105472.

The previous prime is 148400407. The next prime is 148400489. The reversal of 148400412 is 214004841.

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, 15268 + ... + 23019.

It is an arithmetic number, because the mean of its divisors is an integer number (8040480).

Almost surely, 2148400412 is an apocalyptic number.

148400412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

148400412 is an abundant number, since it is smaller than the sum of its proper divisors (237542628).

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

148400412 is a wasteful number, since it uses less digits than its factorization.

148400412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38330 (or 38328 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 148400412 is about 12181.9707765205. The cubic root of 148400412 is about 529.4338466113.

The spelling of 148400412 in words is "one hundred forty-eight million, four hundred thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 17 19 34 38 51 57 68 76 102 114 204 228 323 646 969 1292 1938 3876 38287 76574 114861 153148 229722 459444 650879 727453 1301758 1454906 1952637 2182359 2603516 2909812 3905274 4364718 7810548 8729436 12366701 24733402 37100103 49466804 74200206 148400412