Search a number
-
+
3907138914 = 2327173179243
BaseRepresentation
bin1110100011100010…
…0011010101100010
3101002021222012222200
43220320203111202
531000211421124
61443411314030
7165552063360
oct35070432542
911067865880
103907138914
111725529328
129105ab916
134a360a423
14290ca0630
1517d030bc9
hexe8e23562

3907138914 has 48 divisors (see below), whose sum is σ = 9730798272. Its totient is φ = 1109866464.

The previous prime is 3907138903. The next prime is 3907138931. The reversal of 3907138914 is 4198317093.

It is a self number, because there is not a number n which added to its sum of digits gives 3907138914.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67824 + ... + 111419.

It is an arithmetic number, because the mean of its divisors is an integer number (202724964).

Almost surely, 23907138914 is an apocalyptic number.

3907138914 is an abundant number, since it is smaller than the sum of its proper divisors (5823659358).

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

3907138914 is a wasteful number, since it uses less digits than its factorization.

3907138914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179431 (or 179428 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 3907138914 is about 62507.1109074800. The cubic root of 3907138914 is about 1575.0207658638.

The spelling of 3907138914 in words is "three billion, nine hundred seven million, one hundred thirty-eight thousand, nine hundred fourteen".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 173 346 519 1038 1211 1557 2422 3114 3633 7266 10899 21798 179243 358486 537729 1075458 1254701 1613187 2509402 3226374 3764103 7528206 11292309 22584618 31009039 62018078 93027117 186054234 217063273 279081351 434126546 558162702 651189819 1302379638 1953569457 3907138914