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238480929470 = 2573406870421
BaseRepresentation
bin1101111000011010010…
…0100011001010111110
3211210120010221102222102
43132012210203022332
512401402104220340
6301320121545102
723141531311520
oct3360644431276
9753503842872
10238480929470
11921592a4053
123a276945192
1319647763124
14b784a23a10
15630b8e6215
hex37869232be

238480929470 has 16 divisors (see below), whose sum is σ = 490589340768. Its totient is φ = 81764890080.

The previous prime is 238480929469. The next prime is 238480929529. The reversal of 238480929470 is 74929084832.

It is a super-2 number, since 2×2384809294702 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 1703435141 + ... + 1703435280.

It is an arithmetic number, because the mean of its divisors is an integer number (30661833798).

Almost surely, 2238480929470 is an apocalyptic number.

238480929470 is an abundant number, since it is smaller than the sum of its proper divisors (252108411298).

238480929470 is a wasteful number, since it uses less digits than its factorization.

238480929470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3406870435.

The product of its (nonzero) digits is 6967296, while the sum is 56.

The spelling of 238480929470 in words is "two hundred thirty-eight billion, four hundred eighty million, nine hundred twenty-nine thousand, four hundred seventy".

Divisors: 1 2 5 7 10 14 35 70 3406870421 6813740842 17034352105 23848092947 34068704210 47696185894 119240464735 238480929470