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3913481275 = 52111492641
BaseRepresentation
bin1110100101000010…
…1111110000111011
3101002201220110001221
43221100233300323
531003322400100
61444155252511
7165660020254
oct35120576073
911081813057
103913481275
111729070450
1291274a137
134a4a1b1c2
14291a71b2b
1517d88501a
hexe942fc3b

3913481275 has 36 divisors (see below), whose sum is σ = 5337955224. Its totient is φ = 2822656000.

The previous prime is 3913481227. The next prime is 3913481317. The reversal of 3913481275 is 5721843193.

It is not a de Polignac number, because 3913481275 - 27 = 3913481147 is a prime.

It is a Duffinian number.

Its product of digits (181440) is a multiple of the sum of its prime factors (960).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6104955 + ... + 6105595.

It is an arithmetic number, because the mean of its divisors is an integer number (148276534).

Almost surely, 23913481275 is an apocalyptic number.

3913481275 is a deficient number, since it is larger than the sum of its proper divisors (1424473949).

3913481275 is a wasteful number, since it uses less digits than its factorization.

3913481275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960 (or 806 counting only the distinct ones).

The product of its digits is 181440, while the sum is 43.

The square root of 3913481275 is about 62557.8234515876. The cubic root of 3913481275 is about 1575.8725357662.

It can be divided in two parts, 39134 and 81275, that added together give a square (120409 = 3472).

The spelling of 3913481275 in words is "three billion, nine hundred thirteen million, four hundred eighty-one thousand, two hundred seventy-five".

Divisors: 1 5 11 25 55 149 275 641 745 1639 3205 3725 7051 8195 16025 22201 35255 40975 95509 111005 176275 244211 477545 555025 1050599 1221055 2387725 5252995 6105275 14230841 26264975 71154205 156539251 355771025 782696255 3913481275